An expedition into New Guinea turns up a motherlode of new species.
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Remains from a 95-million-year-old marine creature with nubs for legs sheds light on how lizards crept along the evolutionary conveyor belt and morphed into slinky snakes.
Like dancers in a crowded nightclub, some lizards ramp up their body movements to be seen above the background chaos in order to better defend their territory.
Five baby Komodo dragons have broken through their shells under the watchful eye of their virgin mom, Flora.
If a zebrafish loses a chunk of its tail fin, not to worry, itâ€™ll grow the fin back within a week. Now scientists think they know how.
Maybe females could live without males, at least for Komodo dragons. These behemoths of the reptile world can produce babies without fertilization by a male.
When island lizards were exposed to a new predator, natural selection occurred in a six-month period, first favoring longer and then shorter hind legs.
Some lizards offer colorful tails to predators as bait, losing the appendages on purpose. Later in life, the tails turn gray and tend to stay put.
When amateur fossil hunter Van Turner discovered a small vertebra at a construction site near Dallas 16 years ago, he knew the creature was unlike anything in the fossil record.