Which animal eats plant parts.it gives birth to young ones and feeds them with its milk?

This describes a mammal.

Here's why:

* Eats plant parts: Many mammals are herbivores, meaning they primarily eat plants.

* Gives birth to young ones: Mammals are known for giving birth to live young, rather than laying eggs.

* Feeds them with its milk: Mammals produce milk to nourish their offspring.

Let me know if you'd like to learn more about mammals!