467 questions and answers in this section
Explain why birds sing at dawn?

Explain why birds sing at dawn?

The song of birds at dawn mainly serves to signal to others that a territory is already occupied. A territory rich in food and good...

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Explain why some traditional patterns are used in Berber rugs?

Explain why some traditional patterns are used in Berber rugs?

Berber carpets are true flag bearers of their cultural identity. Each community uses specific patterns that reveal their origin, tribal or regional affiliation. These patterns...

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Explain why rabbits jump when they are happy?

Explain why rabbits jump when they are happy?

Rabbits make small hops and quick jumps called binkies, a spontaneous body expression showing their well-being. This behavior occurs mainly when they feel completely safe, relaxed, or...

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Explain why cats rub against objects to mark their territory?

Explain why cats rub against objects to mark their territory?

When your cat rubs against furniture or your legs, it's its natural way of marking its territory. Cats have glands located mainly in their cheeks, but also...

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Explain why pufferfish inflate in case of danger?

Explain why pufferfish inflate in case of danger?

When they feel threatened, pufferfish use an astonishing strategy called inflation. Rather clumsy and slow normally, they compensate for this lack of agility by quickly...

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Explain why red tides can be harmful to marine life and humans?

Explain why red tides can be harmful to marine life and humans?

A red tide is a sudden and massive proliferation of aquatic microalgae, mainly organisms called dinoflagellates. When these algae multiply very quickly, their large quantity...

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Explain why birds sing mostly at sunrise?

Explain why birds sing mostly at sunrise?

Birds sing particularly at sunrise due to an increase in certain hormones, such as testosterone, which stimulate their desire to sing in the morning. After...

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Explain why monarch butterflies migrate long distances every year.

Explain why monarch butterflies migrate long distances every year.

Every year, monarch butterflies migrate over thousands of kilometers primarily to follow the cycle of the seasons and find the best conditions for their survival. They flee...

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Explain why the kiwi cannot fly despite having wings.

Explain why the kiwi cannot fly despite having wings.

The kiwi has a stocky, compact body, with tiny wings that are practically invisible beneath its thick plumage. These atrophied wings are too small to...

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Explain why chameleons have independent eyes?

Explain why chameleons have independent eyes?

Chameleons owe their independent eyes to a long history of evolution in environments where careful observation is essential for survival. As these reptiles spend a...

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