How do seabirds share habitat when food is limited? In the case of frigatebirds, size differences drive them to seek different prey. A study has used new technology to explore how closely related ...

This record refers to 3 field books created for the Pacific Ocean Biological Survey Program Southern Island Cruise 15, in 1966 on Phoenix Island (Rawaki). Envelope 1 contains a field book by R. S.

The 26 black-and-white photographs document field work completed on McKean Island, June and July 1968. Twelve photographs taken by R. B. Clapp show Red-footed Boobies on nests (examples of ...