Climatologists have collected an enormous amount of data that supports the claim that Earth is becoming warmer. What effect will this change most likely have on weather? More evaporation, humidity and precipitation.
The occurrence of small quick rain showers and less humidity.
Less evaporation, less humidity and more precipitation.
O More humidity and faster condensation of water vapor.

fumikage isn't really a bird, and tsuyu does have teeth. tsuyu has a transformation quirk which still allows her to be partially human. otherwise we'd have a large frog running around. fumikage has teeth because again, he isn't a bird. his head was a quirk mixture if i'm correct.

some scientists like gregory adcock agree with thorne's theory of regional continuity.

others, like chris stringer and ian tattersall, believe thorne's results may be contaminated or misinterpreted.