Question

In: Biology

In various reptiles, temperature determines sex during development. Some scientists suggest that as Earth's climate becomes...

In various reptiles, temperature determines sex during development. Some scientists suggest that as Earth's climate becomes warmer, sex ratios in these species will be biased and the animals will become even more endagered. Is this concern warranted and why? What might happen to these populations as a result?

Solutions

Expert Solution

The sex is determined when the egg and sperm fused together, and it is fixed that it will be either male or female in most of the animals.In many reptilian group , sex is determined in later incubation , temerature is the external factor.in reptiles,the environment plays a major role in sex determination which emerges from an egge clutch, and these animals are very suceptible to alterations caused by climatic change.

reptiles at temperate zones , are very vulnerable to climate change. their reproduction time is very narrowed to spring , summer and when suitable temperature and regime are favourable for foragging and mating. altered awhtether conditions during these seasons result in reproductive failure.

other climate change effects reptiles like warm spills in winter,potential disease, interaction effects of altered vegetation communities, invasive species and fire

These climate change concerns for turtles and crocodiles.they tried altered habitat and increase habitat fermentation with alterate climate change.they are very ensitive to changes in the available water source.turtles and alligators have temoerature sensitive sex determination. at cooler temperature they produce nests for males anfd warmer temperature for females.temperature changes effects the sex ratios , it effects the future reproduction and their evolutionary fitness.costal species are suceptible to increase in frequency or intensity of storms caused by the varioations in oceanic temperatures. storms can surge or displace animals, dehydrate them into other areas.


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