| Age-specific reproductive tactics ER Pianka, WS Parker The American Naturalist 109 (968), 453-464, 1975 | 818 | 1975 |
| Ecology of horned lizards: a review with special reference to Phrynosoma platyrhinos ER Pianka, WS Parker Copeia, 141-162, 1975 | 420 | 1975 |
| Population biology WS Parker Snakes: ecology and evolutionary biology, 253-301, 1987 | 412 | 1987 |
| A ventral scale clipping system for permanently marking snakes (Reptilia, Serpentes) WS Brown, WS Parker Journal of Herpetology 10 (3), 247-249, 1976 | 266 | 1976 |
| Comparative ecology of populations of the lizard Uta stansburiana WS Parker, ER Pianka Copeia, 615-632, 1975 | 199 | 1975 |
| Comparative ecology of two colubrid snakes, Masticophis t. taeniatus and Pituophis melanoleucus deserticola, in northern Utah WS Parker, WS Brown Publications in biology and geology (USA), 1980 | 150 | 1980 |
| Movement ecology of Coluber constrictor near communal hibernacula WS Brown, WS Parker Copeia, 225-242, 1976 | 135 | 1976 |
| Ecology of the iguanid lizard Callisaurus draconoides ER Pianka, WS Parker Copeia, 493-508, 1972 | 120 | 1972 |
| A long-term study of a box turtle (Terrapene carolina) population at Allee Memorial Woods, Indiana, with emphasis on survivorship EC Williams Jr, WS Parker Herpetologica, 328-335, 1987 | 116 | 1987 |
| Notes on the ecology of the iguanid lizard, Sceloporus magister WS Parker, ER Pianka Herpetologica, 143-152, 1973 | 104 | 1973 |
| Seasonal testicular histology of the colubrid snakes, Masticophis taeniatus and Pituophis melanoleucus SR Goldberg, WS Parker Herpetologica, 317-322, 1975 | 103 | 1975 |
| Demography of the fence lizard, Sceloporus undulatus, in northern Mississippi WS Parker Copeia, 136-152, 1994 | 87 | 1994 |
| Immigration and dispersal of slider turtles Pseudemys scripta in Mississippi farm ponds WS Parker American Midland Naturalist, 280-293, 1984 | 74 | 1984 |
| Ecological observations on the leopard lizard (Crotaphytus wislizeni) in different parts of its range WS Parker, ER Pianka Herpetologica, 95-114, 1976 | 71 | 1976 |
| Aspects of the ecology of a Sonoran Desert population of the western banded gecko, Coleonyx variegatus (Sauria, Eublepharinae) WS Parker American Midland Naturalist, 209-224, 1972 | 70 | 1972 |
| Species composition and population changes in two complexes of snake hibernacula in northern Utah WS Parker, WS Brown Herpetologica, 319-326, 1973 | 64 | 1973 |
| Niche dimensions and resource partitioning in a Great Basin desert snake community WS Brown, WS Parker Wildlife Research Report 13, 59-81, 1982 | 60 | 1982 |
| Notes on reproduction of some lizards from Arizona, New Mexico, Texas, and Utah WS Parker Herpetologica, 258-264, 1973 | 55 | 1973 |
| Telemetric study of movements and oviposition of two female Masticophis t. taeniatus WS Parker, WS Brown Copeia 1972 (4), 892-895, 1972 | 55 | 1972 |
| Further ecological observations on the western banded gecko, Coleonyx variegatus WS Parker, ER Pianka Copeia 1974 (2), 528-531, 1974 | 50 | 1974 |
William S. BrownProfessor Emeritus, Skidmore CollegeVerifisert e-postadresse på skidmore.edu
