Question

1. What helps a tiger to move in the dark?
2. How can a tiger know if there is another tiger in its area?
3. A tiger's sense of hearing is very sharp. Give reasons to support this statement.

Give reasons for:
1. Dogs are used in the rescue operations by the police. It is because of ---------------
2. Birds do not have a strong sense of hearing. Birds like eagle can spot a mouse in a field from high in the sky. It is because of -------------------------------------------
3. Snakes do not have external ears. They cannot hear high frequency sounds. But they are not deaf. They can feel ----------------------------------------------------​

Answer 1

A tigers rental senses help them to move in the dark like other cats. Their pupils get larger like ours will and that helps them.