Question

Down
1. This bird's heart beats 1,000 times a minute
2. Grow close to the skin to keep birds from getting too cold
3.Scientific study of birds
5.Longest living bird - up to 60 years​

Answer 1

1) Etruscan

2)

3) ornithology

4)green land shark.....

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Answer 2

1) Hummingbird- It is the worlds smallest bird and out of its all kinds, the Bee hummingbird is the smallest among them. They have a lifespan of 3 to 5 years. Interestingly, they cannot hop or walk but while perched, can scoot sideways.

2) Feathers- These are external features of all the birds, which grow on their body, like hair on human body. These feathers are of great importance to birds ranging from making them look attractive to saving them ftom predators.

3) Ornithology- It is a branch of zoology, which deals with the study of birds. Study of birds is considered important because they help us understand our environment more thoroughly and deeply.

4) Flamingo- It is the oldest living bird, which has an average lifespan of 40 to 60 years. But the oldest living flamingo known lived upto the age of 83 years.