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How did our stable body temperatures evolve?
Our warm bodies come at such a huge metabolic cost that experts cannot agree on why this ability has evolved at all. How do we and other animals come to stay warm, whilst keeping our cool?
Can you reinvent a sabre tooth?
Are there terrestrial mammals in New Zealand?
Yes, of course Oh dear, get a grip. Perhaps you haven’t been there? The place is swarming with mammals, not…
Do plants need sunlight?
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