Except that it's not clear whether the intelligence† that underlies their homing ability is equally effective in helping them evade predators. †Is "intelligenc

Except that it's not clear whether the intelligence† that underlies their homing ability is equally effective in helping them evade predators. †Is "intelligence" even the right word here? I don't know. Much depends on how you define it, I guess, combined with the unknowability of the pigeon's own mental processes.