When other large birds die, some are usually found and their rings returned. (newscientist.com)
The outdoor dangers range from diseases and injuries from battles with other cats (who can also be the source of those diseases), to predators such as owls and other large birds of prey, to roaming dogs, or their wilder counterparts such as foxes, and of course, the very real danger posed by cars. (pethelpful.com)
Ivy, Buddy, and Chase are local representatives of a national trend to control geese and other large birds with non-lethal means. (canismajor.com)