However, this is exactly the sort of tail we see in the earliest birds and their immediate precursors, which means
avian flight evolved in animals with long tails.
There are two main theories for how
avian flight evolved.
«This result lends indirect support to the theory that
avian flight evolved from tree - dwelling animals and not from land animals that required ground - based running takeoffs,» Peterson says.
Not exact matches
«According to our scenario, powered
flight evolved along the
avian lineage after its separation from other maniraptorans,» Cau explained.