Fairy tern Fairy tern The fairy tern ("Sternula nereis") is a small tern which is native to the southwestern Pacific. It is listed as "Vulnerable" by the IUCN and the New Zealand subspecies is "Critically Endangered". There are three subspecies: The fairy tern is a small tern with a white body and light bluish-grey wings. The crown and nape is black. It can be distinguished from the little tern in that a black band extends no further than the eye and not as far as the bill. In the breeding plumage both the beak and the legs are yellowish-orange. During the rest
Forster's tern salt ponds, hence increasing the susceptibility of the Forster's tern. High levels of Selenium may also have deleterious effects on their health. Organochlorine contaminants such as PCB may also diminish their breeding success. Forster's tern The Forster's tern ("Sterna forsteri") is a tern in the family Laridae. The genus name "Sterna" is derived from Old English "stearn", "tern", and "forsteri" commemorates the naturalist Johann Reinhold Forster. It breeds inland in North America and winters south to the Caribbean and northern Central America. This species is rare but annual in western Europe, and has wintered in Ireland and Great Britain on