Double crowned cormorant skull

The double crowned cormorant (Phalacrocoraxauritus) is a bird of the family Cormorantidae in the order Pelicaniformes. Its beak is strong and long, with grooves on both sides of its upper beak and hooks at the tip of its mouth, making it suitable for pecking fish; There is a laryngeal sac at the base of the lower mouth; The nostrils are small and completely closed in adult birds; Nake your eyes first; Slender neck; The length of the two wings is moderate, lacking a fifth secondary feather; The tail is round and hard, with 12-14 tail feathers; The feet are located at the back of the body; The tarsometatarsus is short and featherless; Flat toes, long hind toes, connected by fins. After diving, the feathers are soaked and you need to open your wings and dry them in the sun before flying. Residing on islands, beaches, and swampy areas. Mainly eats fish and crustaceans.