Tourists aboard a cruise to Antarctica had a front row seat to the cruel realities of nature recently, as they watched a pod of orcas chase down a penguin. Adam Lindemann was on the cruise ship when ...

A pod of orcas were chased by a group of humpback whales off the coast of California, a whale watching company said. Getty Images/iStockphoto A group of orcas was chased by humpback whales off the ...

A group of orcas was chased by humpback whales off the coast of California, a whale watching company said. On Oct. 11, whale watchers got the chance to see the killer whale pod known as CA51A, along ...