By L. Lee Grismer
The Baja California peninsula is domestic to many kinds of existence discovered nowhere else on the earth. This, mixed with the peninsula's rugged and inaccessible terrain, has made the world one of many final precise organic frontiers of North the United States. L. Lee Grismer is not just the main authority at the amphibians and reptiles of Baja California, but additionally a great photographer. He has produced the main complete paintings at the herpetofauna of the peninsula and its islands ever released. With its gorgeous colour pictures, certain debts of many little-known species, and outlines of the region's different atmosphere, this can be the definitive consultant to the amphibians and reptiles of a desirable and distant region.The fruits of Grismer's area century of fieldwork at the Baja peninsula and his exploration of a couple of hundred of its islands within the Pacific Ocean and the ocean of Cort?s, this publication offers info at the id, distribution, normal background, and taxonomy of every species of amphibian and reptile stumbled on there. initial money owed of the existence historical past of a number of the salamanders, frogs, toads, turtles, lizards, and snakes are pronounced right here for the 1st time, and a number of other species that have been virtually unknown to technology are illustrated in complete colour. The e-book additionally includes new info on species distribution and at the impact of the remoted panorama of the peninsula and its islands at the evolutionary procedure. a lot of the knowledge accumulated this is offered in biogeographical overviews that contemplate the super assorted environments of Baja California in either a latest and a old framework. An unique and demanding contribution to technology, this ebook will generate extra examine for future years because it turns into a benchmark reference for either execs and amateurs.
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Extra resources for Amphibians and Reptiles of Baja California, Including Its Pacific Islands and the Islands in the Sea of Cortes (Organisms and Environments)
Its relatively warmer climate is inﬂuenced by the warmer Davidson Current during the fall and the colder California Current at other times of the year. However, morning fogs are common, and annual precipitation is low and unpredictable, owing to the rainshadow eﬀect of the Sierra la Giganta and its southerly location, which keeps it outside most winter storm tracks. In fact, this area has gone as long as ﬁve years without rain. The Magdalena Region is topographically divisible into two sections.
A Northeastern Xerophilic Group of species occupies northeastern Baja California in the Lower Colorado Valley Region, east of the Peninsular Ranges, and generally extends no further south than Bahía San Luis Gonzaga. Most of the members of this group have various specializations for living in the open, sandy, and arid extremes of this area. Another group, whose distribution in Baja California is contained entirely within the Lower Colorado Valley Region, is the Colorado River Riparian Group. Species of this group enter Baja California along the Río Colorado and its tributaries.
This mountain range rises precipitously out of the arid Vizcaíno Region just north of Bahía de los Ángeles and reaches over 1,400 m elevation. Its upper elevations support a relict chaparral, manzanita, and piñon pine woodland in which a population of the Southern Alligator Lizard (Elgaria multicarinata) was discovered (Grismer and Mellink 1994). This mountaintop is accessible only by climbing and has been visited only twice by herpetologists. It is likely that additional relict cismontane species will be found during future visits.
Amphibians and Reptiles of Baja California, Including Its Pacific Islands and the Islands in the Sea of Cortes (Organisms and Environments) by L. Lee Grismer