Koi.

Oh, isn't this the cutest darn thing you ever did see? Doesn't it just make you feel good inside? It's giving me a case of the ol' warm-and-fuzzies. This duckling isn't even mature enough to reproduce, yet there's some caring instinct inside of it causing it to want to feed another species of animal entirely. That's somehow beautiful. It makes me think that maybe there is hope for humankind. Come on, people now. Smile on your brother. Everybody, get together. Try to feed breadcrumbs to a koi pond right now. ...

Flickr/corrieb Name: Koi Personality: Koi are gentle, peaceful and mellow. Very large Koi can share a pond with much smaller Koi with no danger. Care: Koi are hardy fish that can live 30-50 years, according to Koi and Ponds. (The record stands at 233 years!) The most important aspect of care is quality of water. If water quality is poor, the fish can die quickly. The water must be in a pond (300 gallons per mature fish, and at least three feet deep) that remains a proper temperature and has filtration to keep the water clean. Nutrition is also extremely important, Koi and Ponds says. Koi will eat just about anything, but a proper diet will help them stay healthy and grow more ...