18 Adorable Pets That Will Melt Your Heart

Whether they are adopted or being fostered, these adorable cats and dogs (and their wonderful humans!) will melt your heart.

1. It's cuter to neuter!

2. This old man cat and baby foster kitten...

3. This sweet, sleepy kitty ...

4. "Just took my guy on a walk in this beautiful fall weather and instantly was removed from the funk I was in. 🐶🍁"

5. This mama cat taking care of abandoned kittens ...

6. This adopted pup who missed his mom ...

7. A lap full of foster kitten is goals.

8. Adopt a cat and never make the bed by yourself again.

9. Your emotional support timeline dog is here if you need her.

10. Cats are really good at Bananagrams.

11. Is there anything cuter than a kitten in a sweater?

12. These feisty foster kittens ...

13. "Anyway here’s my tragically silly but incredibly cute dog"

14. We would like a pen topper as cute as this, please.

15. "Help my foster kitten and old boi are sleeping next to each other like cuties"

16. Our hearts just literally melted.

17. "@animalplanet My 15-year-old Millie would love to be on your wall of fame! I adopted this seeing and hearing impaired #seniordog just over a year ago, and she acts like a young pup."

18. Foster buddies!