500
Two characteristics and one example species from each of the following groups: tubenoses, gulls and terns, pelicans.
What is beak that is curved at the end, salt excreting gland on beak, excellent flyers/soarers, excellent sense of smell Ex = albatross, petral, shearwaters; good runners, live near shore, buoyant swimmers Ex = any gull or tern; throat pouches; webbed feet; good divers; pelican or cormorant