Posts Tagged ‘Brian Sullivan’

Peterson Guide to Bird Identification―in 12 Steps by Steve N. G. Howell and Brian Sullivan From Houghton Mifflin Harcourt: Identifying birds can be overwhelming. Where and how do you start? The good news is that most people already know more than they realize about birds, which can greatly simplify the identification process. Written in a […]

by Richard Crossley, Jerry Liguori, and Brian Sullivan

An innovative and fun way to learn raptor identification.

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