> Perhaps, in ethical terms, it doesn't much matter whether overhunting was or was not the sole cause of the passenger pigeon's extinction. Practically speaking

> Perhaps, in ethical terms, it doesn't much matter whether overhunting was or was not the sole cause of the passenger pigeon's extinction. Practically speaking, though, it matters a good deal. https://archive.ph/VyJOb https://archive.ph/VyJOb