Most animals are incredibly cute, but when you get up close and personal, it's like a weird mathematics equation: The closer you get, the more adorable they are.

From baby camels and hedgehogs to jumping spiders and tree frogs, it's hard to resist the magnetism of critters, especially from this viewpoint.

With the help of some in-your-face photography, these images are guaranteed to make you grin.

closeup otter with ice on his nose This otter has a touch of snow stuck to his nose. (Photo: Eric Kilby/flickr)

closeup of one-week old Maltese-Shit These Maltese-Shih Tzu puppies are just a week old. (Photo: Wayne Silver/flickr)

closeup of a llama When you get this close to a llama, you could mistake it for an alpaca — or vice versa. (Photo: Bildagentur Zoonar GmbH/Shutterstock)

closeup tree frog smiling This tree frog sure looks like he's smiling. (Photo: Linas T/Shutterstock)

closeup gray bunny What's cuter? A bunny's nose or its ears? (Photo: Pressmaster/Shutterstock)

closeup of gray kitten Little pink nose ... gorgeous eyes … we’re smitten! (Photo: Orhan Cam/Shutterstock)

closeup of baby hedghog This baby hedgehog is a ball of quills. (Photo: Africa Studio/Shutterstock)

closeup baby sea lion sleeping A baby sea lion takes a nap in the Galapagos Islands. (Photo: Fotos593/Shutterstock)

closeup of a bonnet macaque Look close in the reflection of this bonnet macaque's eyes and you can see the photographer and a lighthouse. (Photo: Denis Shevyakov/Shutterstock)

closeup great horned owl This great horned owl means business. (Photo: jadimages/Shutterstock)

closeup of jumping spider

Up close, you can look into (some) of this jumping spider's eyes. (Photo: Ehab Edward/Shutterstock)

closeup of baby camel This baby camel's eyes look gentle from any angle. (Photo: Radka Tesarova/Shutterstock)

Mary Jo DiLonardo covers a wide range of topics focused on nature, health, science and anything that helps make the world a better place.

13 close-up images of incredibly cute animals
Just try to resist the charm of these up-close images of adorable animals, from camels to hedgehogs.