| The genesis of animal play: Testing the limits GM Burghardt Mit Press, 2005 | 1244 | 2005 |
| Chemical perception in reptiles GM Burghardt Advances in chemoreception 1, 241-308, 1970 | 435 | 1970 |
| The cognitive animal: Empirical and theoretical perspectives on animal cognition M Bekoff, C Allen, GM Burghardt MIT press, 2002 | 409 | 2002 |
| Animal awareness: Current perceptions and historical perspective. GM Burghardt American psychologist 40 (8), 905, 1985 | 337 | 1985 |
| The significance of behavior accompanying conditioned salivary secretion for theories of the conditioned response K Zener The American Journal of Psychology 50 (1/4), 384-403, 1937 | 323 | 1937 |
| A comparative analysis of scoring methods for chemical discrimination of prey by squamate reptiles WE Cooper, GM Burghardt Journal of Chemical Ecology 16 (1), 45-65, 1990 | 217 | 1990 |
| Defining and recognizing play GM Burghardt The Oxford handbook of the development of play, 2011 | 214 | 2011 |
| Learning processes in reptiles. GM Burghardt Herpetologica 2, 175-196, 1977 | 204 | 1977 |
| Current perspectives on the biological study of play: signs of progress KL Graham, GM Burghardt The Quarterly Review of Biology 85 (4), 393-418, 2010 | 176 | 2010 |
| Cognitive ethology and critical anthropomorphism: A snake with two heads and hognose snakes that play dead. GM Burghardt Lawrence Erlbaum Associates, Inc, 1991 | 176 | 1991 |
| Chemical-cue preferences of inexperienced snakes: comparative aspects GM Burghardt Science 157 (3789), 718-721, 1967 | 176 | 1967 |
| Synthetic ethology and the evolution of cooperative communication BJ MacLennan, GM Burghardt Adaptive behavior 2 (2), 161-188, 1993 | 171 | 1993 |
| On the origins of play GM Burghardt Play in animals and humans, 5-41, 1984 | 163 | 1984 |
| Instinct and innate behavior: Toward an ethological psychology. GM Burghardt Scott, Foresman, 1973 | 162 | 1973 |
| Behavior and phylogeny: constriction in ancient and modern snakes HW Greene, GM Burghardt Science 200 (4337), 74-77, 1978 | 159 | 1978 |
| Amending Tinbergen: A fifth aim for ethology. GM Burghardt State University of New York Press, 1997 | 155 | 1997 |
| Comparative prey-attack studies in newborn snakes of the genus Thamnophis GM Burghardt Behaviour 33 (1-2), 77-113, 1969 | 148 | 1969 |
| The evolutionary origins of play revisited: Lessons from turtles. GM Burghardt Cambridge University Press, 1998 | 147 | 1998 |
| Perceptual mechanisms and the behavioral ecology of snakes NB Ford, GM Burghardt Snakes: ecology and behavior, 117-164, 1993 | 142 | 1993 |
| Beyond conspecifics: is Brer Rabbit our brother? GM Burghardt, HA Herzog Jr BioScience 30 (11), 763-768, 1980 | 142 | 1980 |
