This is a guide to altricial passerines. It has an explanation of variables used for aging birds and an explanation of methodology employed, and provides information obtained while recording the early aging of the Dusky Flycatcher, the Carolina...
This adult Laysan albatross was trapped in naupaka branches after tsunami wave. The tsunami, generated by a powerful earthquake off the coast of Japan, struck the refuge at 11:36 PM on Thursday, March 10th and continued for the next few hours. On...
Black-footed albatross chick and short-tailed albatross chick next to short-tailed albatross decoy on Eastern Island. A tsunami generated by a powerful earthquake off the coast of Japan struck the refuge at 11:36 PM on Thursday, March 10th and...
Endangered species; Birds; Birds of prey; Captive breeding; Reintroduction; Raptors;
1976, (41 FR 187). Long recognized as a vanishing species (Cooper 1890, Koford 1953, Wilbur 1978), the California condor remains one ofthe world’s rarest and most imperiled vertebrate species. Despite intensive conservation...