Latest about Land Mammals
'Contagious' peeing may have deep evolutionary roots, chimp study suggests
People often go to the bathroom in groups, and according to new research chimpanzees do the same, possibly to strengthen group social bonds.
Common degu: Oversized hamsters with societies governed by pee
Common degus clean themselves and communicate with urine, and they can detach their own tails to escape predators.
Yellowstone's 'queen of the wolves' killed by rival pack after living to 11 years old and having 10 litters of pups
Record-breaking Wolf 907F, the alpha of the Junction Butte pack, died after a confrontation with a rival pack at Yellowstone River on Christmas Day.
Killer squirrels have developed taste for flesh — and voles are running for their lives
Ground squirrels have turned into carnivorous killers in a local park after vole numbers exploded in Contra Costa County, California.
How do cats get their spots?
Scientists have identified some of the involved genes behind cats' spots, but there's still a piece missing.
Do cats communicate with their tails?
From tail up to tail down, what do different cat tail positions and movements mean?
Mountain lions in Los Angeles are becoming nocturnal to avoid humans
The mountain lions of Greater Los Angeles are becoming more active at night to cope with humans hiking, cycling and jogging in their habitat.
Smarter dogs have smaller brains, surprising study reveals
A study looking at the brain size of different breeds relative to their skulls reveals how humans have altered the species through artificial selection.
