kind of creatures may terrestrial planets have,

Doris looked at the transparent wooden rimless smart glasses, and said slowly:

In an imaginary alien planet similar to Earth,

Alien herbivores may use huge, tree-trunk-like mouths,

Use vacuum to suck food from rocky surface,

on these planets,

The shape and habits of the animal body may vary,

But the path of animal evolution,

and the basic body structure that supports life will be consistent within a certain range,

Under Earth-like atmospheric and gravitational conditions,

The way these alien animals eat and move should be similar to their terrestrial counterparts,

half an hour,

Nina looked at the transparent wooden rimless smart glasses,

Slowly say: what kind of creatures may ultra-low temperature planets have,

Doris looked at the transparent wooden rimless smart glasses, and said slowly:

On some planetary surfaces,

Temperatures can be so low that nitrogen can only exist as a liquid,