Woolly mammoths featured a unique combination of characteristics, including large downward-curving tusks and a hump of fat on their backs for water and energy storage.
The sod comes curving down to the water's edge, forming bossy outswelling banks, and in some places overlapping countersunk boulders and forming bridges.
It has a cartilage-like structure that passes through the lower jaw, wraps around the bird's head, and then curves downward into the nostrils to anchor.
Alok Sharma, the British minister who will chair the COP26 conference, said nations that had ambitious climate plans were " already bending the curve of emissions downwards" .