Scientists have found a "pygmy" tyrannosaur (skeleton!) in Alaska's North Slope; they estimate it was about 25' long and weighed 1,000 pounds. Compare that to T. rex at 40' and a weight between 7 and 8 tons. Which doesn't seem proportional, does it? The North Slope in the Cretaceous period was warmer than it is today, more like the Pacific Northwest or northern Rockies.
In more science news, a rare toad species long thought extinct turned up in Ecuador, alive & croaking. And in the Amazon rain forest, according to the World Wildlife Fund, scientists have catalogued some 441 plants and animals that were previously unknown. This includes 258 plants, 84 fish, 58 amphibians, 22 reptiles, 18 birds, and one mammal, a monkey whose babies purr like cats.
In more science news, a rare toad species long thought extinct turned up in Ecuador, alive & croaking. And in the Amazon rain forest, according to the World Wildlife Fund, scientists have catalogued some 441 plants and animals that were previously unknown. This includes 258 plants, 84 fish, 58 amphibians, 22 reptiles, 18 birds, and one mammal, a monkey whose babies purr like cats.