Question

2:-What is a distinct feature of mammals and birds that makes them different from other organisms? 1​

Answer 1

Answer:

Birds make up any of the 9,600 living species unique in having feathers, the major characteristic that distinguishes them from all other animals

IT WILL HELP YOU

Answer 2

• ANSWER ;

1. The presence of hair or fur.
2. Sweat glands.
3. Glands specialized to produce milk, known as mammary glands.
4. Three middle ear bones.
5. A neocortex region in the brain, which specializes in seeing and hearing.
6. Specialized teeth.
7. A four-chambered heart