This Mother’s Day weekend we celebrate moms everywhere – and of every kind. Even after witnessing more than 20 killer whale births at our parks, we're always amazed at the care killer whale calves receive from their mothers. Here are some fast facts on killer whales and why we think they are such fantastic moms.

Big baby!

Killer whale calves start out life bigger than most human adults! From our experience, SeaWorld estimates newborns are about 8.5 ft. (2.6 m) long and weigh approximately 350 lb. (160 kg).

Saturday, March 23 marked the seventh year that Earth Hour took place across the globe. It also marks the very first year that SeaWorld San Diego held an official Earth Hour event. Created by the World Wild Fund for Nature (WWF), Earth Hour challenges everyone around the world to turn their lights off for one hour to help raise awareness about the need to take action against climate change.

An orphaned manatee calf was rescued yesterday afternoon by the Florida Fish & Wildlife Conservation Commission, and then transported to SeaWorld Orlando late yesterday for rehabilitation and long-term care. The young calf was spotted swimming alone by a private citizen prior to its rescue from Sykes Creek in Merritt Island, Fla.

Happy World Penguin Day from the globe’s benchmark penguin exhibit, SeaWorld San Diego’s Penguin Encounter! Today is a special World Penguin Day for us, seeing as in another month, the Encounter will celebrate its 30th anniversary, officially becoming comfortably middle-aged.

After months of rehabilitation, SeaWorld Orlando’s Animal Rescue Team returned a total of 16 sea turtles to their ocean home this week. Of these sea turtles, 15 were rescued Dec. 14, 2012, off the coast of Cape Cod, Mass., as part of a massive rescue of animals suffering from cold stress.