241 questions and answers in this section

Animals and Nature » Biodiversity

Explain why corals have 2 modes of reproduction?

Explain why corals have 2 modes of reproduction?

Corals are quite clever: thanks to their two reproduction strategies, they can quickly invade new underwater territories! With sexual reproduction, they release larvae that travel...

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Explain why do woodlice roll into a ball when they are disturbed?

Explain why do woodlice roll into a ball when they are disturbed?

Pillbugs don’t really have any formidable weapons against predators, so they mainly rely on their astonishing ability to roll into a ball. This simple technique...

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Explain why is heliciculture considered a sustainable solution for food production?

Explain why is heliciculture considered a sustainable solution for food production?

Snails require little space: a small plot is more than enough for them, which greatly limits the use of land resources. Moreover, these creatures consume...

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Explain why can ants support up to 50 times their own weight?

Explain why can ants support up to 50 times their own weight?

The small size of ants is a huge asset in terms of strength. The smaller a creature is, the more its surface-to-volume ratio favors the...

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Explain why do ladybugs have black spots on their back?

Explain why do ladybugs have black spots on their back?

The black spots on the backs of ladybugs are not just for decoration. They mainly allow scientists and experts to easily identify different species. In...

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Explain why do bed bugs stink?

Explain why do bed bugs stink?

Bugs have special odoriferous glands mainly located under their thorax. These glands produce a very smelly liquid that they release as soon as they feel...

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Explain why do bumblebees block holes?

Explain why do bumblebees block holes?

When bumblebees plug holes, they primarily aim to protect their nest and the larvae within it. It's mostly a matter of security: keeping intruders —...

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Explain why do animals have a tail?

Explain why do animals have a tail?

In many species, a tail is a valuable asset for maintaining balance. For example, felines use their tails as a rudder when chasing prey or...

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Explain why some shells produce black pearls?

Explain why some shells produce black pearls?

The black color of pearls mainly comes from a natural substance called melanin. Yes, yes, it's the same molecule responsible for your tanned skin in...

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Explain why do fish have scales?

Explain why do fish have scales?

The scales act as a true natural shield. When a predator attacks, they make the fish harder to injure or grasp due to their mechanical...

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