Extinct DNA revived
The long gone Tasmanian tiger’s DNA has been resurrected by being inserted into a mouse’s DNA. This is the first time an extinct organism’s DNA has been made functional again in a living host. The researchers say the technique might one day reveal how dinosaurs or Neanderthals looked (PloS One, ).
Feeling ratty?
Depressed people take the loss of a reward harder than happier people – and applying the same idea to animals could take some of the guesswork out of understanding how they are feeling. For instance, a new finding that rats
in basic housing…
