Sea Birds

Albatross

huge wingspan for long travel (un to 500 miles a day)

homeotherms

maintain constant body temps

Uropygial gland

produces oil for waterproofing coat, pruning spreads oil throughout feathers

Supraorbital gland

absorbs salt from blood and excretes it

Bird diving adaptations

heavier bones, increased hemoglobin, webbed feet, waterproofing preening oil, reduced drag shape

Tubenose

short + heavy hooked for large prey, they can tear apart

talented fliers/long migrations

(petrel/albatros/shearwater)

Plunge divers

straight and narrow to swallow fish whole

(pelicans/cormorants)

guller pouch

on pelicans, used to hold and catch fish, and can be used to cool animals down

shore birds

smaller, thinner beaks with wide variety. Often wade and don’t swim

(sandpipers/spoonbills/herons)

Deep diver bird species

penguins and puffins, both cold water animals

skimmer bird beak

longer bottom, smaller top = feed while flying over surface