Internal fertilization and internal development of the fetus
no they do not
kinkajous are laughing mammals
gills
The mammals known for their unique adaptations to survive in terrestrial habitats and cannot swim are kangaroos and koalas.
they just do ok it happens for a reason go look it up on yahoo answer
buhb
No, sloths cannot fly. They are arboreal mammals that spend most of their time in trees and move slowly. They do not have the physical adaptations to fly.
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angel + anton aa
Mammals with gills have adaptations such as streamlined bodies for efficient swimming, gills for breathing underwater, and a thick layer of blubber for insulation and buoyancy. These adaptations help them survive in aquatic environments by allowing them to breathe, move efficiently, and stay warm in the water.
There prey help them , there fur. And there smell and hearing
Amphibians and mammals are both vertebrates, but they have key differences in their characteristics and adaptations for survival. Amphibians typically have moist skin, lay eggs in water, and undergo metamorphosis, while mammals have hair or fur, give birth to live young, and produce milk to feed their offspring. These adaptations help amphibians thrive in aquatic environments, while mammals are better suited for life on land.