Why are pandas so useless?

As anything other than marketing tools, pandas are one of evolution’s less successful products. Built to be carnivores, they actually subsist on a diet of almost exclusively bamboo. So they are severely under-supplied with the protein, fats and assorted other nutrients a decent steak would provide.

Why is it so hard to get pandas to mate?

So why is it so hard to get pandas to mate? First, female pandas only ovulate once a year, Kaleigh Rogers writes for Vice Motherboard. Not only that, but the window that a male panda has to inseminate the female while she has an egg ready to go is only about 36 to 40 hours.