Animal Jam

AnimalJam- play for FREE! Travel to the land of Jamaa to play games, meet new friends, and explore distant lands, all while learning cool stuff about animals, plants, habitats, and more!

Horwrse

Howrse- breed horses or ponies, and discover the responsibilities of managing an equestrian center! For free.

Here is a short gameplay preview:

Like horses?

Here are some websites that are with horses, on all of those you can care your horse, ride etc.
en.poney-academy.com
http://en.poney-academy.com
http://www.horseisle.com
http://www.horseland.com
http://www.poneyvallee.com
http://www.avirtualhorse.com
http://www.digiturf.com
http://www.howrse.com (plz, if you want register go in that link --->>> http://www.howrse.com/?parrain=gurllt1996 <<<--- thanks, if you do.)

Virtual worlds/pets (IT COST)

www.webkinz.com
www.myepets.com
www.shiningstars.com
www.tygirlz.com
www.be-bratz.com

Virtual pets (all are FREE)

www.poneyacademy.com
www.fuzzacademy.com
www.moshimonsters.com
www.neopets.com
www.kiropets.com
www.bittybay.com
www.clubpenguin.com
www.dragonadopters.com
www.nutrinopets.com
www.verpets.com
www.creaturebreader.com
www.zetapets.com
www.giropets.com
www.adoptme.com
www.subeta.net
www.zookazoo.com
www.panfu.com
www.fishland.com
www.smoogies.com
www.marapets.com
www.mopyfish.com
www.gopets.com