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Biotic Communities: Southwestern United States and Northwestern Mexico@@@Biotic Communities of the Southwest: A Supplementary Map to Biotic Communities: Southwestern United States and Northwestern…
Ecology of the Saguaro: II, Reproduction, Germination, Establishment, Growth, and Survival of the Young Plant.
The Saguaro: A Population in Relation to Environment.
HIGHWAY MORTALITY OF SNAKES IN THE SONORAN DESERT OF SOUTHERN ARIZONA
Abstract We present an algebraic method for estimating highway mortality in snakes, based on careful data collection during low-speed driving on paved roads. A total of 368 snakes (104 live, 264… Expand
The ecology of a population of Xantusia vigilis, the desert night lizard. American Museum novitates ; no. 2247
Supercooling in reptiles and other vertebrates.
- C. Lowe, P. J. Lardner, E. Halpern
- Biology, Medicine
- Comparative biochemistry and physiology. A…
- 1 May 1971
Abstract 1. 1. Reptiles are able to escape the lethal effects of freezing by supercooling the entire body to as low as −8°C, 2–8°C below the freezing point of body tissues (ca. −0·6°C). 2. 2.… Expand
Critical Factors During the First Years of Life of the Saguaro (Cereus Giganteus) at Saguaro National Monument, Arizona
Germination and establishment of the saguaro giant cactus were studied by periodic observations on natural seedling populations, seedling distribution within rocky, rolling hill, and flat terrain… Expand