Two young ducks watching an insect being pulled in a wagon by a catapillar.
"Fig 66 - Head of a chick, second stage, after five days of incubation, section in profile; x6 diameters.…
The sternum of a chick three days old.
A ripe chick's head, 1.25 inches long.
Diagram showing vascular area in the chick. A, area pellucida; b, area vasculosa; c, area vitellina.
The chicken is a domesticated fowl which is commonly used from its meat and eggs.
An illustration of a mother chick overlooking her baby chicks.
An illustration of a mother chick surrounded by her baby chicks.
The end view of the skull of a chicken three weeks old.
A chick and eggs
A newly hatched chick, with broken eggshell nearby.
A small little chicken modeled out of tissue paper.
Five baby chickens.
An illustration of a young girl chasing after a loose chicken.
A young curlew.
Embryo chick (36 hours), viewed from beneath as a transparent object (magnified). Labels:pl, outline…
Embryo chick at fourth day, viewed as a transparent object, lying on its left side. CH, cerebral hemispheres;…
A transverse section through an embryo chick (26 hours). Labels: a, epiblast; b, mesoblast; c, hypoblast;…
Transverse section of an embryo chick (third day). Labels: mr, rudimentary spinal cord; the primitive…
Two adult willow grouses, and a group of chicks.
An illustration of a hawk swooping down to capture a baby chick.
Heart of a chick at the 45th, 65th, and 85th hours of incubation. I, the venous trunks; 2, the auricle;…
Rudiments of the liver on the intestines of a chick at the fifth day of incubation. Labels: 1, heart;…
A young barn-owl.
A female pelican feeding its young fish.
An illustration of a rooster overlooking three chickens.
"Fig 64 - Skull of chick, fifth day of incubation, x 9 diameters. Seen from above, the membranous roof…
"Skull of a chick, but seen from below. cv1, anterior cerebral vesicle; e, eye; m, mouth; pts, pituitary…