Bird behavior study finds jays jump in while crows hold out for the treat – Phys.org New research has found that two similar species of birds—both capable of displaying self-control through delayed gratification—behave very … Read More at Source. Author: Pumilo Share this:TwitterFacebookMoreLinkedInRedditTumblrPinterestPocketTelegramWhatsAppLike this:Like Loading... Related Tags: BirdNews December 6, 2023 by Pumilo Bird News 0