"GEYSERITE. The variety of opaline silica deposited about the orifices of geysers. It occurs white or grayish, porous, in stalactitic, filamentous, or cauliflower-like forms." -Whitney, 1911

Geyserite

"GEYSERITE. The variety of opaline silica deposited about the orifices of geysers. It occurs white or…

The Lar Gibbon (Hylobates lar) is a primate in the Hylobatidae family of gibbons. It is also known as the White-Handed Gibbon.

Lar Gibbon

The Lar Gibbon (Hylobates lar) is a primate in the Hylobatidae family of gibbons. It is also known as…

"The Sea Lizard (Glaucus atlanticus) is a blue sea slug in the Glaucidae family of colorful sea slugs." -Whitney, 1911

Sea Lizard

"The Sea Lizard (Glaucus atlanticus) is a blue sea slug in the Glaucidae family of colorful sea slugs."…

"Blue-gray Gnatcatcher (Poliptila caerulea). The blue-gray gnatcatcher, Polioptila caerulea, is a very common migratory insectivorous bird inhabiting woodlands of the United States." -Whitney, 1911

Blue-Gray Gnatcatcher

"Blue-gray Gnatcatcher (Poliptila caerulea). The blue-gray gnatcatcher, Polioptila caerulea, is a very…

The Black Wildebeest or White-tailed gnu (Connochaetes gnou) is an African mammal in the Bovidae family.

Black Wildebeest

The Black Wildebeest or White-tailed gnu (Connochaetes gnou) is an African mammal in the Bovidae family.

"Flower of Gordonia pubescens. GORDONIA. A ternstroemiaceous genus, of two species, very ornamental evergreen shrubs or small trees of the southern United States, with large white flowers." -Whitney, 1911

Gordonia

"Flower of Gordonia pubescens. GORDONIA. A ternstroemiaceous genus, of two species, very ornamental…

Two European Redwing birds sitting on a tree branch. These song birds are usually brown with darker brown spots and white underparts. They also have red flanks and an off-white stripe above their eye. Male and female are similar in color.

European Redwing

Two European Redwing birds sitting on a tree branch. These song birds are usually brown with darker…

"Robin: Upper parts slate-color, with a shade of olive. Head black, the eyelids and a spot before the eye white, and the throat streaked with white. Quills of the wings dusky, edged with hoary ash, and with the color of the back. Tail blackish, the outer feather usually tipped with white. Underparts, to the vent, including the under wing-coverts and tibiae white, showing more or less plumbeous. Bill yellow, often with a dusky tip. Mouth yellow. Eyes dark brown. Feet blackish, the soles yellowish." Elliot Coues, 1884

Robin

"Robin: Upper parts slate-color, with a shade of olive. Head black, the eyelids and a spot before the…

"Wood Thrush. Upper parts, including the surface of the closed wings, tawny-brown, purest and deepest on the head, shading insensibly into olivaceous on the rump and tail. Below, pure white, faintly tinged on the breast with buff, and everywhere, rounded or subtriangular blackish spots. Inner webs and ends of quills fuscous, with a white or buffy edging toward the base. Greater under wing-coverts mostly white. Auriculars sharply streaked with dusky and white. Bill blackish-brown, with flesh-colored or yellowish base. Feet like this part of the bill." Elliot Coues, 1884

Wood Thrush

"Wood Thrush. Upper parts, including the surface of the closed wings, tawny-brown, purest and deepest…

Wild Oat Grass (Danthonia spicata), also referred to as White Top grass, and Old Fog grass, is common in dry, sunny pastures, with a stem one foot high, slender with short leaves. Narrow sheaths, bearded. The panicle is simple and there are seven flowered spikelets. The lower palea broadly ovate, loosely hairy on the back, longer than its awl-shaped teeth. Perennial and flowers in June. Shown is a seed of this grass.

Wild Oat Grass

Wild Oat Grass (Danthonia spicata), also referred to as White Top grass, and Old Fog grass, is common…

Wild Oat Grass (Danthonia spicata), also referred to as White Top grass, and Old Fog grass, is common in dry, sunny pastures, with a stem one foot high, slender with short leaves. Narrow sheaths, bearded. The panicle is simple and there are seven flowered spikelets. The lower palea broadly ovate, loosely hairy on the back, longer than its awl-shaped teeth. Perennial and flowers in June. Shown is the lower pale.

Wild Oat Grass

Wild Oat Grass (Danthonia spicata), also referred to as White Top grass, and Old Fog grass, is common…

"Upper parts uniform rust-red, with a bronzy lustre. Concealed portions of quills fuscous. Greater the median wing-coverts blackish near the end, then conspicuously tipped with white. Bastard quills like the coverts. Tail like the back, the lateral feathers with paler ends. Under pars white, more or less strongly tinged, especially on the breast, flanks, and crissum, with tawney or pale cinnamon-brown, the breast and sides marked with a profusion of well-defined spots of dark brown, oval in front, becoming more linear posteriorly. Throat immaculate, bordered with a necklace or spots; middle of belly and under tail-coverts likewise unspotted. Bill quite straight, black, with yellow base of the lower mandible; feet pale; iris yellow or orange." Elliot Coues, 1884

Brown Thrasher

"Upper parts uniform rust-red, with a bronzy lustre. Concealed portions of quills fuscous. Greater the…

"Above, grayish-brown, nearly uniform; wing- coverts and quills with slight whitish edging, the edge of the wing itself white; tail feathers with slight whitish tips; below; a paler shade of the color of the upper parts, the throat quite whitish, the crissum slightly rufescent, the breast and belly with obscure dark gray spots on the grayish-white ground; no obvious maxillary streaks, but vague speckling on the cheeks; bill black; feet blackish-brown." Elliot Coues, 1884

Bow-Billed Thrasher

"Above, grayish-brown, nearly uniform; wing- coverts and quills with slight whitish edging, the edge…

"Bill shorter than head, comparatively stout at base, very acute at tip, the culmen quite convex, the gonys just appreciably concave, Tarsus a little longer that the middle tow an claw. 3d and 4th primaries about equal and longest, 5th and 6th successively slightly shorter, 2 d equal to 7th, 1st equal to penultimae secondary in the closed wing. Entire upper parts, including surfaces of wings and tail, uniform dull pale grayish-brown, with narrow, faintly-rusty edge of the wing-coverts and inner quills, and equally obscure whitish tipping of the tail-feathers. No maxillary nor auricular streaks; no markings about the head except slight speckling on the cheeks. Under parts brownish-white, palest (nearly white) on the belly and throat, more numerous small arrow-head spots on the color of the back. Bill light-colored at base below." Elliot Coues, 1884

Arizona Thrasher

"Bill shorter than head, comparatively stout at base, very acute at tip, the culmen quite convex, the…

"Upper parts uniform ashy-brown; wings and tail similar, but rather purer and darker brown, the former crossed with two white bars formed by the tips of the coverts, the latter tipped with white. Below dull white, often tinged with rusty, especially behind, and thickly marked with small, sharp, triangular spots of dark brown or blackish. These spots are all perfectly distinct, covering the lower parts excepting the throat, lower belly, and crissum; becoming smaller anteriorly, they run up each side of the throat in a maxillary series bounding the immaculate area. Sides of the head finely speckled, and auriculars streaked; bill black, lightening at base below, little longer than that of H. rufas, though decidedly curved." Elliot Coues, 1884

St. Lucas Thrasher

"Upper parts uniform ashy-brown; wings and tail similar, but rather purer and darker brown, the former…

This sign is uses to indicate that a recreational swimming area is located nearby.

Swimming, Black and White

This sign is uses to indicate that a recreational swimming area is located nearby.

This directional arrow is used to indicate that something is located to the left.

Left Arrow, Black and White

This directional arrow is used to indicate that something is located to the left.

This sign is used to indicate that a hiking trail is located nearby.

Hiking, Black and White

This sign is used to indicate that a hiking trail is located nearby.

This sign is used to indicate that a sleeping shelter is located nearby.

Shelter, Black and White

This sign is used to indicate that a sleeping shelter is located nearby.

This sign is used to indicate that a bike trail is located nearby.

Bike Trail, Black and White

This sign is used to indicate that a bike trail is located nearby.

This sign is used to indicate that a trail or road designed for 4 wheeled vehicles is located nearby.

Trail/Road, Black and White

This sign is used to indicate that a trail or road designed for 4 wheeled vehicles is located nearby.

This directional arrow is used to indicate that something is located to the right.

Right Arrow, Black and White

This directional arrow is used to indicate that something is located to the right.

This is an example of a directional sign with a secondary symbol. It is used to indicate that amphitheater parking is located to the right.

Amphitheater Parking, Black and White

This is an example of a directional sign with a secondary symbol. It is used to indicate that amphitheater…

This is an example of a management symbol with a prohibitive slash.It is used to indicate that campfires are not permitted nearby.

No Campfires, Black and White

This is an example of a management symbol with a prohibitive slash. It is used to indicate that campfires…

This is an example of an educational plaque. It is used to indicate that campfires are not permitted nearby.

No Campfires, Black and White

This is an example of an educational plaque. It is used to indicate that campfires are not permitted…

This is an example of a management symbol with a prohibitive slash.It is used to indicates that smoking not permitted nearby.

No Smoking, Black and White

This is an example of a management symbol with a prohibitive slash. It is used to indicates that smoking…

This is an example of an educational plaque. It is used to indicate that smoking is not permitted nearby.

No Smoking, Black and White

This is an example of an educational plaque. It is used to indicate that smoking is not permitted nearby.

This sign is used to indicate that information is available nearby.

Information, Black and White

This sign is used to indicate that information is available nearby.

This is an example of an educational plaque. It is used to indicate that visitor information is available nearby.

Visitor Info, Black and White

This is an example of an educational plaque. It is used to indicate that visitor information is available…

This is a recreational automobile sign.

Automobile, Black and White

This is a recreational automobile sign.

This sign is used to indicate that a bear viewing area is located nearby.

Bear Viewing Area, Black and White

This sign is used to indicate that a bear viewing area is located nearby.

This sign is used to indicate that a dam is located nearby.

Dam, Black and White

This sign is used to indicate that a dam is located nearby.

This sign is used to indicates that it is likely that deer can be seen nearby.

Deer Viewing Area, Black and White

This sign is used to indicates that it is likely that deer can be seen nearby.

This sign is used to indicate that drinking water is available nearby.

Drinking Water, Black and White

This sign is used to indicate that drinking water is available nearby.

This sign is used to indicate that an environmental study area is located nearby.

Environmental Study Area, Black and White

This sign is used to indicate that an environmental study area is located nearby.

This sign is used as a warning of the possible danger of falling rocks.

Falling Rocks, Black and White

This sign is used as a warning of the possible danger of falling rocks.

This sign is used to indicate that firearms are allowed nearby.

Firearms, Black and White

This sign is used to indicate that firearms are allowed nearby.

This sign is used to indicate that a fish hatchery is located nearby.

Fish Hatchery, Black and White

This sign is used to indicate that a fish hatchery is located nearby.

This sign is used to indicate that pets must be kept on a leash in the nearby area.

Leashed Pets, Black and White

This sign is used to indicate that pets must be kept on a leash in the nearby area.

This sign is used to indicate that a lighthouse is located nearby.

Lighthouse, Black and White

This sign is used to indicate that a lighthouse is located nearby.

This sign is used to indicate that litter must be placed in the appropriate container, which is located nearby.

Litter Container, Black and White

This sign is used to indicate that litter must be placed in the appropriate container, which is located…

This sign is used to indicate that a lookout tower is located nearby.

Lookout Tower, Black and White

This sign is used to indicate that a lookout tower is located nearby.

This sign is used to indicate that a pedestrian crossing is located nearby. Motor vehicles must yield to pedestrians in the cross walk.

Ped Xing, Black and White

This sign is used to indicate that a pedestrian crossing is located nearby. Motor vehicles must yield…

This sign is used to indicate that a point of interest is nearby. A point of interest is a location that someone may find useful or interesting.

Point of Interest, Black and White

This sign is used to indicate that a point of interest is nearby. A point of interest is a location…

This sign is used to indicate that a ranger station is located nearby.

Ranger Station, Black and White

This sign is used to indicate that a ranger station is located nearby.

This sign is used to indicate that smoking is permitted nearby.

Smoking, Black and White

This sign is used to indicate that smoking is permitted nearby.

This is a recreational truck sign.

Truck, Black and White

This is a recreational truck sign.

This sign is used to indicate that a tunnel is located nearby.

Tunnel, Black and White

This sign is used to indicate that a tunnel is located nearby.

This sign is used to indicate that a dog are permitted nearby.

Dog, Black and White

This sign is used to indicate that a dog are permitted nearby.

This sign is used to indicate that seaplanes may be found nearby.

Seaplane, Black and White

This sign is used to indicate that seaplanes may be found nearby.

This sign is used to indicate that a campground for tents is located nearby.

Camping, Black and White

This sign is used to indicate that a campground for tents is located nearby.

This sign is used to indicate that a campground for trailers is located nearby.

Camping, Black and White

This sign is used to indicate that a campground for trailers is located nearby.

This sign is used to indicate that a ferry is located nearby.

Ferry, Black and White

This sign is used to indicate that a ferry is located nearby.

This sign is used to indicate that an airport is located nearby.

Airport, Black and White

This sign is used to indicate that an airport is located nearby.

This sign is used to indicate that campfires are allowed nearby.

Campfire, Black and White

This sign is used to indicate that campfires are allowed nearby.

This sign is used to indicate that an elevator is located nearby.

Elevator, Black and White

This sign is used to indicate that an elevator is located nearby.

This sign is used to indicate that an elevator is located nearby.

Elevator, Black and White

This sign is used to indicate that an elevator is located nearby.

This sign is used to indicate that an elevator is located nearby.

Elevator, Black and White

This sign is used to indicate that an elevator is located nearby.

This sign is used to indicate that a kennel is located nearby.

Kennel, Black and White

This sign is used to indicate that a kennel is located nearby.

This sign is used to indicate that a laundry facility is located nearby.

Laundry, Black and White

This sign is used to indicate that a laundry facility is located nearby.