The Ornithologist's Dictionary

An invaluable reference resource written in succinct language and with a user-friendly layout, The Ornithologist’s Dictionary is ideal for both amateur and professional ornithologists.

The more than 5,000 definitions of words and terms of interest to ornithologists are brief and to the point, at the same time as being comprehensive and clear. A practical, portable and easily manageable volume that every ornithologist will want always to keep  close to hand.

Sample entry:

Episematic: used of traits such as special marks, colours, or behaviours that help an animal to recognise members of its own species; cf. antepisematic, proepisematic, pseudepisematic, aposematic.