Archives

Topic: Plants & Animals

Why can dogs hear a dog whistle but people can’t?

Humans can hear sounds in a range from about 20 hertz to 23 kilohertz at the upper range of their hearing ability. The hearing range of dogs is almost double that.

How do seedless plants start?

Plants can propagate in two ways: sexually and asexually. Sexual propagation is through seeds. Seeds develop from the sexual organs of flowers. But some plants take a very long time to be able to propagate by seeds.

How do cows make milk?

The first time you milk cows they make what’s called colostrum. We often call it liquid gold because it has lots of fat and proteins.

Is it possible to bring back extinct animals?

De-extinction, as it’s been termed, hasn’t happened in over 3 billion years of life on earth, so it will be an epic event if and when it happens.

Do trees get viruses?

Definitely trees get viruses. There are a wide range of different plant viruses that go not only to trees but to other types of plants as well.