Читать книгу Audubon's Birds - John James Audubon - Страница 11

Bill depressed, triangular, compressed at the end, upper mandible notched, lower with the point slightly ascending. Head rather large, depressed; neck short; body rather slender. Feet generally short; tarsus short, slender, with very broad scutella. Toes: four, free; the hind toe not proportionally large; claws arched, compressed, and acute. Plumage soft and blended; wings long, with the first quill generally long, the outer three longest. Tail various.

Fork-tailed Flycatcher

Tyrannus savana

Plate 168

Flycatchers

Tongue flattened, sagittate, bristly at the tip, oesophagus wide, without crop; stomach elliptical, moderately muscular, with the lateral muscles distinct, the epithelium thin, dense, longitudinally rugous; intestine short. Trachea simple, inferior laryngeal muscles, forming on each side a large pad, but not divisible into several portions as in the singing birds. Nests regularly formed, cup-shaped. Eggs from four to six.

Say’s Phoebe

Sayornis saya

Plate 359

Flycatchers