Walnut, a genus comprising seven or eight species of beautiful trees of the Juglandaceae order.

Walnut

Walnut, a genus comprising seven or eight species of beautiful trees of the Juglandaceae order.

The walrus is a large carnivorous marine mammal, usually from 10 to 12 feet long.

Walrus

The walrus is a large carnivorous marine mammal, usually from 10 to 12 feet long.

The nest of the Reed Warbler

Warbler Nest

The nest of the Reed Warbler

The subterranean nest of the common wasp.

Wasp Nest

The subterranean nest of the common wasp.

Water Beetles, beetles which live on or in the water.

Beetle

Water Beetles, beetles which live on or in the water.

Water Beetle larva, beetles which live on or in the water.

Larva

Water Beetle larva, beetles which live on or in the water.

Water fleas are microscopic crustaceans, otherwise known as Daphnia.

Water Flea

Water fleas are microscopic crustaceans, otherwise known as Daphnia.

Water fleas are microscopic crustaceans, otherwise known as Daphnia.

Water Flea

Water fleas are microscopic crustaceans, otherwise known as Daphnia.

Water fleas are microscopic crustaceans, otherwise known as Daphnia.

Water Flea

Water fleas are microscopic crustaceans, otherwise known as Daphnia.

The Fighting Field Hen puffs up its chest so as to look bigger to opponents.

Field Hen

The Fighting Field Hen puffs up its chest so as to look bigger to opponents.

The wood snipe is an example of a common wading bird.

Wood Snipe

The wood snipe is an example of a common wading bird.

The White Water lily is found in all temperate climates, and attains great size in the tropics.

Water Lily

The White Water lily is found in all temperate climates, and attains great size in the tropics.

The Anhinga, also known as the water turkey, is a constant resident of Florida.

Anhinga

The Anhinga, also known as the water turkey, is a constant resident of Florida.

Whale, a name applied to any in the order Cetacean.

Whale

Whale, a name applied to any in the order Cetacean.

Willow, any species of the genus Salix.

Willow

Willow, any species of the genus Salix.

The stem is one to three feet high, grooved and angled; the leaves silky on both sides.

Wormwood

The stem is one to three feet high, grooved and angled; the leaves silky on both sides.

The yellow hammer, or yellow bunting; a bird widely distributed over Europe and North America

Yellowhammer

The yellow hammer, or yellow bunting; a bird widely distributed over Europe and North America

Zebra, a popular name for any of the striped forms of the genus Equus.

Zebra

Zebra, a popular name for any of the striped forms of the genus Equus.

Zonurus, the type genus of Acanthocercus, with several species from the S. and E. of Africa and Madagascar.

Zonurus

Zonurus, the type genus of Acanthocercus, with several species from the S. and E. of Africa and Madagascar.

External features of a grasshopper abdomen.

Grasshopper

External features of a grasshopper abdomen.

External features of a grasshopper metathorax.

Grasshopper

External features of a grasshopper metathorax.

External features of a grasshopper mesothorax.

Grasshopper

External features of a grasshopper mesothorax.

External features of a grasshopper prothorax.

Grasshopper

External features of a grasshopper prothorax.

External features of a grasshopper head.

Grasshopper

External features of a grasshopper head.

External features of a grasshopper , dorsal view.

Grasshopper

External features of a grasshopper , dorsal view.

Cross section of a grasshopper , a=digestive tube

Grasshopper

Cross section of a grasshopper , a=digestive tube

Air tubes and air sacs of grasshopper, lateral view

Grasshopper

Air tubes and air sacs of grasshopper, lateral view

Air tubes and air sacs of grasshopper, ventral view

Grasshopper

Air tubes and air sacs of grasshopper, ventral view

Internal anatomy of a grasshopper

Grasshopper

Internal anatomy of a grasshopper

Grasshoppers laying eggs.

Grasshopper

Grasshoppers laying eggs.