Our PRomise. They call out in alarm and repeatedly attack from behind the head so they have maximum disorientation effect and are less likely to be harmed themselves.
Arctic tern is smaller, with a smaller head, neck and bill and slightly narrower wings, which look forwardly placed on the body.
Deep Diving. Flight light and buoyant, can hover briefly over the sea before diving in.
Fencing was set up around the tern sub-colony on Dalkey Island.
Artic terns fish by dive-bombing the water. The bill is dark red. Arctic terns dive repeatedly at any animal (including man) that they think represents a threat. An Arctic Tern diving (in slow motion) at the camera in northwest Greenland - Duration: 3:10. Active (diving) predator. 3:10. Are Arctic terns social? Both sexes are similar in appearance. Slow down and become enveloped by profound silence and beauty. Arctic terns only have a length of 30 cm and a wingspan of 30 inches. The study of long-distance migration provides insights into the habits and performance of organisms at the limit of their physical abilities. Arctic Tern: This is a medium-sized, slim tern with gray upperparts, black cap, a white rump and throat, and pale gray underparts. The Arctic Tern may also forages over streams, ponds, lakes, marshes, and coastal waters. The terns are known for the great distances they travel during migration, especially the Arctic Tern which flies to the Antarctic every fall and returns to the Arctic … It has a buoyant, graceful flight with steady wing beats.
Twitter. The largest number of species is found in the Pacific Ocean.Many terns are long-distance migrants, the most notable being the Arctic tern (Sterna paradisaea). Famed for their long migrations, they arrive in this country in April and leave again in September. The tail is deeply forked and white with dark edged outer feathers. Order Charadriiformes (gulls, auks, and relatives), Family Sternidae (terns) Share. View our trips. The Common Tern is a medium-sized seabird that is sometimes also called a sea swallow due to its diving abilities and affinity for water habitats. In this, the sixth in our series of identification videos, we look at how to tell Common and Arctic Tern apart, focusing on the ID features on perched birds and how to separate them in flight.
Facebook. It feeds on small fish, crustaceans and insects. Most species feed on fish caught by diving from flight, but the marsh terns are insect-eaters, and some large terns will supplement their diet with small land vertebrates. High Arctic Institute 1,232 views. They spend a few months in Antarctica and shed their feathers during this time.
Google+. Wake up in the midst of our Earth’s the most pristine ecosystems. The legs and feet are red. How do Arctic terns feed? Very similar to Common Tern (with which it breeds) and told apart by plumage and structure.