1946
Bibliografía (10 obras)
Butterflies
2015
Hummingbirds
2014
Ivory, horn and blood
2013
Turtles, tortoises and terrapins
2012
Turtles, tortoises, and terrapins
2001
Songbirds
1997
How on earth?
1994
Elephants
1991
Variation in the jaw musculature of the Avian family Vireonidae
1981
