468 questions and answers in this section
Explain why seahorses evolve in shallow waters?

Explain why seahorses evolve in shallow waters?

Seahorses have developed a morphology perfectly adapted to shallow water environments. Their vertical and slender body reduces drag from currents: convenient for living quietly in...

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Explain why do primates form hierarchical societies?

Explain why do primates form hierarchical societies?

Primates live together for a very simple reason: it's easier to survive in a group than alone. Forming a team allows for better protection against...

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Explain why can river fish swim against the current?

Explain why can river fish swim against the current?

River fish often have a fusiform body, meaning elongated and tapered, a shape that is especially effective for gliding through water without too much fatigue. Their fins,...

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Explain why some carnivorous plants attract insects with sweet smells?

Explain why some carnivorous plants attract insects with sweet smells?

Carnivorous plants use sweet scents to mimic the aromas emitted by flowers and ripe fruits. These fragrances attract insects in search of nectar or easy...

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Explain why do seals use holes in the ice to breathe?

Explain why do seals use holes in the ice to breathe?

Under the ice, seals hold their breath to hunt but must regularly return to the surface to breathe. The holes in the ice provide them...

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Explain why giraffes have a unique digestion system?

Explain why giraffes have a unique digestion system?

Giraffes have a particularly long digestive tract (about 70 meters!) to effectively break down their highly fibrous diet: leaves, thorns, and twigs. Their stomach, divided...

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Explain why do birdsong varies according to the seasons?

Explain why do birdsong varies according to the seasons?

When spring and summer arrive, birds seriously intensify their vocalizations. It's normal, as they enter their breeding period, and singing loudly is essential to attract...

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Explain why male seahorses raise eggs in a pouch?

Explain why male seahorses raise eggs in a pouch?

In seahorses, it is the male that takes care of incubating the eggs. For this, he has a special ventral pouch located on his abdomen. This pouch...

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Explain why do some species of spiders wrap their prey in silk before consuming it?

Explain why do some species of spiders wrap their prey in silk before consuming it?

Wrapping their meal in a silk cocoon offers several immediate advantages to spiders. First, it completely traps the prey, preventing it from escaping or struggling...

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Explain why male betta fish build bubble nests?

Explain why male betta fish build bubble nests?

The male betta fish meticulously builds its bubble nest at the water's surface by sucking in air and then expelling it surrounded by mucus. This...

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