来自MSN1 个月
Most animals have their own version of tree rings. Here's how we biologists use them to ...
Others, such as bird feathers, are shorter lived due to periodic molting. Yet they all share the important feature of serial growth, producing valuable archives that we can probe to build a ...
A fossilized gathering of ancient crustacean reveals new insights into their lives
Doing this in groups can help to defend against predators, as co-author Dr. Greg Edgecombe explains. "Molting is the period ...