Elephants have no natural predators. However, lions will sometimes prey on young or weak elephants in the wild. The main risk to elephants is from humans through poaching and changes to their habitat.

Baby bears are born in the winter and stay inside their dens until spring. Every time a cub finishes nursing, the mom licks its bottom to make it urinate. The mother bear then drinks the urine, which helps keep the den clean.

In 1961, Italian artist Piero Manzoni packed his feces in cans, signed and mounted them, and then sold them as art.

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