This was certainly a good week for heartwarming animal stories.
Two sick dogs in Texas walked to a human hospital and waited patiently for medical care. The clever pups were looked after by doctors and then transported to a local Humane Society shelter.
We also learned that baby bears and wolves can be friends. This adorable video shows a rambunctious bear cub and wolf pup wrestling together. Even years later, they're still friends.
It seems like other animal friendships might only be transportation arrangements. These videos of animals riding other animals is sure to brighten your day.
If animals giving rides to each other surprises you, be sure to check out this video of a dog who's also an adept turntablist.
Sadly, over 50 pink flamingos died recently as a result of the cold spell that continues to cause problems in Europe. The birds were unable to escape from frozen water in France.
An interesting new study found that noise from ships may increase stress in some whale populations. Decreased shipping around the Bay of Fundy in the days immediately after September 11, 2001 allowed researchers to examine changes in whale stress-hormone levels.
Below, check out some of our favorite animal photos taken around the world this week.