At the end of Dr. Seuss' "How the Grinch Stole Christmas!" the titular villain undergoes a literal change of heart. His blood-pumping organ swells to three times its prior size. The ticker of the ...

Able to stretch as long as a telephone pole and swallow an antelope or alligator whole, a python is a marvel of nature. Consider how it feeds: In the first 24 hours after devouring its massive prey, ...

A 15-foot Burmese python was caught swallowing a “full-sized” deer in Southwest Florida, proving the invasive apex predators are ambushing and eating bigger prey. The python was 115 pounds and the ...

If a human ate 50 percent of their weight in one sitting, their body might not take it. Their stomach would expand, and their heart would begin trying to furiously pump blood to sustain the metabolism ...