From World Bird Sanctuary
Many times we will get asked by visitors, “Does this bird only have one leg?” Don’t worry, they all have two! Birds, such as Farnsworth the barn owl, will stand on one leg for a few reasons.
One such reason is to help with heat loss. The arteries that transport blood into the legs lie in contact with the veins that return blood to the bird’s heart. The warm arteries heat the cooler veins. Since the veins also cool the arteries, the bird’s feet are closer to environmental temperature and thus don’t lose as much heat as they would if they were at body temperature. Even so, on extra cold days, tucking a foot up and keeping it close to their warm body will reduce heat loss even more.
But what about the birds that you see tucking a leg on a hot day in the middle of summer? The other reason why birds will stand on one leg is simply that it is comfortable. When a bird is relaxing, they will regularly stand on one leg instead of both.
Forgot about that guy! I only watched the original show with the first gen Pokemon so I didn’t know anything about him other than he exists, but the fandom wiki says he does indeed have 2 legs:
Hoothoot stands on one leg. It changes feet so fast, the movement can rarely be seen. Even when attacked, it doesn’t brace itself using both feet.
The guy who created that Pokemon modeled it after his pet owl, who would stand on one leg out of habit for no apparent reason.
Now we know the reason!
I like Owls.
There is always something new to learn about them.
There really is! Since most are active at night and like to avoid people, they have historically been difficult animals to study. That leaves us with a lot we can still learn about them today, even though they showed up in the fossil record just after the dinosaurs,
Who’s making a Barn Owl popsicle joke? Not me!
Nope.
It was that other guy.
Owl on a Stick