Primordial bestiary gets an annex

Burgess shale site expands to include thinner deposits

One of paleontology’s most revered fossil sites now has a baby brother. Scientists have discovered a group of astonishing fossils high in the Canadian Rockies, just 40 kilometers from the famous Burgess Shale location.

Stanley Glacier, in the Canadian Rockies, is the site of a new fossil trove depicting the explosive growth of animal body plans some 500 million years ago.