A tale of two hands.
Barron
J N
JN
D000663:Amphibians / Q000033:anatomy & histology; D000818:Animals; D005075:Biological Evolution; D005399:Fishes / Q000033:anatomy & histology; D055593:Geological Phenomena; D005844:Geology; D006225:Hand / Q000033:anatomy & histology / Q000196:embryology / Q000502:physiology; D006801:Humans; D008322:Mammals / Q000033:anatomy & histology; D009068:Movement; D012104:Reptiles / Q000033:anatomy & histology