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Related behaviors and other factors influencing escape (Part III
Räpylä (eläimet) – Wikipedia
水鳥の多様な水かき ~水かきの進化のひみつ~ 2|かわいせーざん@基礎研究っておもしろい! 生物編
Avian Locomotion: Flying, Running, Walking, Climbing, Swimming
A terrific popular article on the evolution of whales – Why
PDF) Developmental mechanisms underlying webbed foot morphological diversity in waterbirds
Developmental mechanisms underlying webbed foot morphological
Induction of extra webs in the leg buds following infection with
Air–breathing behavior underlies the cell death in limbs of Rana pirica tadpoles, Zoological Letters
Neural crest and the origin of species‐specific pattern - Schneider - 2018 - genesis - Wiley Online Library