467 questions and answers in this section
Explain why seals have such thick layers of fat to survive in icy waters?

Explain why seals have such thick layers of fat to survive in icy waters?

Seals do not just have a thin layer of fat; they have a true integrated thermal suit. This thick layer of subcutaneous fat, called blubber, directly protects...

Read full answer

Explain why seals have nostrils that close underwater?

Explain why seals have nostrils that close underwater?

Seals have a unique anatomy with specially designed nostrils that can completely close when they dive underwater. The trick? Powerful muscles control the opening and...

Read full answer

Explain why are all worker ants females?

Explain why are all worker ants females?

In ants (and other social insects like bees), sex is determined by a particular genetic system called haplodiploidy. This simply means that females have two...

Read full answer

Explain why bleach whitens clothing?

Explain why bleach whitens clothing?

Household bleach is mainly composed of sodium hypochlorite dissolved in water. Essentially, it is a diluted solution that contains active chlorine, the primary agent responsible...

Read full answer

Explain why pandas mainly feed on bamboo?

Explain why pandas mainly feed on bamboo?

The giant panda has clearly adapted to bamboo, and this is easily seen in its body. First, it has developed a false thumb (pseudo-thumb) which...

Read full answer

Explain why do goats climb trees in some regions of the world.

Explain why do goats climb trees in some regions of the world.

Goats have a remarkable sense of balance and great agility that make it easy for them to move at heights. Their specific hooves, with two...

Read full answer

Explain why do foxes scream during the night?

Explain why do foxes scream during the night?

Foxes mainly make nocturnal cries to communicate with each other. These cries often express a need to mark their territory, which helps avoid unnecessary battles...

Read full answer

Explain why seals can dive so deeply underwater?

Explain why seals can dive so deeply underwater?

Seals have a streamlined body that is highly hydrodynamic, ideal for minimizing resistance in water and conserving their energy. Their limbs are transformed into powerful...

Read full answer

Explain why wolves howl in group to communicate with other members of the pack?

Explain why wolves howl in group to communicate with other members of the pack?

Wolves mainly howl to convey important information to other pack members, such as their position, emotional state, or the arrival of a potential threat. It...

Read full answer

Explain why is the armadillo's shell so resistant?

Explain why is the armadillo's shell so resistant?

The armadillo's shell is not a single block; it is an articulated armor made up of several distinct bony plates connected by soft bands. These...

Read full answer