Question

Which of the following is characteristic of Birds
Oviparous
Separate
sexes
Sexual
dimorphism
All of the
above
​

Answer 1

Answer:

All of the above is the correct answer.

Explanation:

• Oviparous creatures include birds, reptiles, amphibians, most fish, insects, mollusks, arachnids, and monotremes. Birds are oviparous, which means they lay eggs.
• Males and females must mate for fertilisation to occur since birds reproduce sexually and have different sexes and internal fertilisation.
• In birds, sexual dimorphism can take the form of size or plumage differences between the sexes.
• So, all of these is the correct answer.

Answer 2

The correct option to the question is All of the above.

Explanation:

1. Birds are warm blooded vertebrates. They fall under the class Aves.

2. Birds can lay eggs. And hence they are oviparous animals.

3. Birds are hermaphrodite. This means that they have separate sexes. We can distinguish a male bird and a female bird by observing them.

4. The sexes of the bird species exhibit different characteristics, and hence they show sexual dimorphism.

5. Apart from all these, they have wings which are a modification of their forelimbs. These helps the birds in flying.

6. Also, the birds possess hollow type of bones filled with air which helps in flying.

Some features of birds:

https://brainly.in/question/12873172

Characteristics of skeleton in birds:

https://brainly.in/question/11297645