300m-year-old fossil is early sign of creatures caring for their young
by Nicola Davis from Science | The Guardian on (#4WZ9F)
Fossil found in Canada suggests pair were curled up together in a den when they died
Fossil hunters say they have unearthed the earliest evidence yet of four-limbed vertebrates looking after their young, after discovering the entwined remains of two lizard-like creatures preserved in an ancient plant stump.
The fossil found in Nova Scotia, Canada, is thought to be the remains of an adult and young of a newly identified species of varanopid.
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