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...write a brief explanation of your answer. (a) Many small desert mammals are able to endure hot and physiologically stressful ambient temperatures by storing heat for a number of hours. (b) The coat of camels has an insulating effect in hot environments and camels shorn of their coat are likely to have a higher evaporative water loss. (c) Measurements of BMR in the hoopoe...

...writing is provided by Körtner and Geiser (2000). Torpor is best defined as entry of the whole animal into a state of hypothermia which is accompanied by behavioural inactivity, regulated by a combination of external and internal signals. Hibernation is defined as a sustained and profound state of torpor, entry to and exit from which is governed by internal signals...

...writing books, but a producer from the Natural History Unit came to me and said, ‘Why don’t you make a television series about human beings as animals, the zoology of the human being?’ This appealed to me and so I did make a series called The Human Animal as a documentary series. And now I had a big budget I was able to film all over the world and to study human...