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From the photographer: "Had the pleasure of observing this grizzly sow and her cub this May. The snow was deep and the cub was riding on the sow's back as she was rooting through the snow for food. The sow had just caught a rodent and lifted her head to reveal her catch." via National Geographic

A cute little owl practicing hunting on an invisible prey.

From the Adelaide Zoo: "This is Chook, our male Superb Lyrebird at Adelaide Zoo. We've had a lot of construction going on lately and Chook has picked up many of the sounds. We think we can hear the following sounds:
1. Hammer
2. Chainsaw
3. Jack hammer
4. Lawn mower hitting sticks
5. Leaf blower starting
6. Power drill 
7. Wood saw
8. Human voices
9. Two-way radio
10.Worker whistling

He makes lots of different bird calls as well. What can you hear?"

Photograph by Shingo Uchiyama via 1x

Maru always cheers me up!

Visit vedran-vidak.com to see Vedran's amazing photos of wild horses and other wonderful images.

Emperor Penguin

Made famous by the movie March of the Penguins, emperor penguin fathers endure below-freezing temperatures and forgo food to incubate their eggs.

From Flickr user: "Toffee has never bothered with the fireplace before when its been off...you make a cup of tea turn your back for one moment and this is what greets you." Click here to see other photos from the set.

A photographer snaps a whale shark feeding near Isla Mujeres, Mexico, in an undated picture taken during a separate whale shark aggregation.