Koala is eucalypt-hyrax rather than Antipodean sloth

Koala is eucalypt-hyrax rather than Antipodean sloth

Phascolarctos cinereus photo © Dilliff                                  Koala is eucalypt-hyrax rather than Antipodean sloth Phascolarctos cinereus mounted skeleton photo © Sklmsta The koala is often compared with the tree sloths of the Americas, which are also...
Removing D from the list of vitamins

Removing D from the list of vitamins

Homo sapiens photo in the Public Domain                                  Removing D from the list of vitamins ‘Vitamin D’ (-calciferol) cannot be called a human vitamin because it is an inactive substance made by human cells – regardless of diet – in such quantities...
Why has the panther dimmed its lights?

Why has the panther dimmed its lights?

Leptailurus serval normal morph photo © Lee Berger                                  Why has the panther dimmed its lights? Panthera pardus normal morph photo © Lee Berger Most species of wild wild cats – which typically have inconspicuous colouration allowing them to...
Extra carbon to beat salt as opposed to heat

Extra carbon to beat salt as opposed to heat

Atriplex canescens photo © Stan Shebs                                  Extra carbon to beat salt as opposed to heat Vegetation of Great Basin in winter photo © Qfl247  The C4-photosynthetic pathway is typical of tropical grasses because it allows the fixation of...