Download Reptiles & Amphibians of Australia by Harold G. Cogger PDF

By Harold G. Cogger

Reptiles and Amphibians of Australia is a whole consultant to Australia's wealthy and sundry herpetofauna, together with frogs, crocodiles, turtles, tortoises, lizards and snakes. for every of the 1194 species there's a description of its visual appeal, distribution and behavior. each one species is observed by way of a distribution map and, in most.

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new version of the vintage advisor to all of Australia's wealthy and sundry herpetofauna. Read more...

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Extra resources for Reptiles & Amphibians of Australia

Sample text

Hence, the following sections on the location of specimens, collecting methods, preservation of specimens and care of captive specimens are intended for students, field biologists and others whose work involves the authorised capture of reptiles and frogs for research purposes. A number of excellent books are now available on captive management and most undergraduates are now formally trained in standard collecting/sampling methods. However, the following sections contain information that I believe will be useful reminders of critical issues and procedures.

2 Pattern, if present, of longitudinally aligned stripes, or series of spots, but never with black-edged, white ocelli on back, flanks and hindlimbs together; nasal not, or weakly, grooved . . . . . 3 2 Prefrontals usually in contact (B); subdigital lamellae sharply keeled (E); usually more than 30 mid-body scale rows . . . . . . . . . . . . . . . . . . . . pantherinus Prefrontals usually separated (C); subdigital lamellae bluntly keeled (F); 30 or fewer mid-body scale rows .

Although some attempt is made in the descriptions to cover the range of variation encountered, this is not possible in highly variable species. Also, in many species, the total variation is not yet known. 2. Many species show marked sexual differences in colour, pattern, relative proportions and scalation. For example, females generally grow larger than males, males are usually more brilliantly coloured that females, and males tend to have relatively longer tails. 3. There may be considerable differences between juveniles and adults in any given species.

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