Unnamed Animal Mod (Capybara Only) 1.16.5 will add to the game a new creature called Capybara. It is similar to the mammal living in South America.

More information about Unnamed Animal Mod (Capybara Only)
The release is not compatible with unnamed Animal Mod because they use the same namespace.
It is possible for the user to configure the capybara’s spawn biome. Their default spawn biome is the jungle. It means that you can make them appear in whatever biome that you want.
Not only that, you are able to configure their spawn weight. Therefore, you can receive capybaras in different sizes.
Features of Capybara
They are mammals that look like giant long-legged guinea pigs.
They often live in groups near water.
They are very big living rodents.
Unnamed Animal Mod (Capybara Only) is a mod that just aims at adding mobs to Minecraft world. It requires you to install Minecraft Forge.
Requires:
Screenshots