"Fish" is almost a good category, you only need to nuke a unusual branch and call it a day.
A better comparison is "Fliyers", that include most insects, most birds, bats, pterodactyls and perhaps a few gliding and kitting animals. It evolveded and disappeared a few times.
A better comparison is "Fliyers", that include most insects, most birds, bats, pterodactyls and perhaps a few gliding and kitting animals. It evolveded and disappeared a few times.