5. Baby Shark Costume with Sound Chip Amazon Have your little one singing baby shark, doo-doo-do-do-doo-do all Halloween long with this Baby Shark Costume — but wait, there’s more.

If you're looking to dress up your cat or dog in something new this year, Target has options on options. One pet costume in ...

Not anymore! Read on to see some of the adorable Halloween costume options available for small animals this year. Buy it! Frisco Firetruck Guinea Pig Costume, $8.73; Chewy.com ...

These baby and toddler onesies work as both Halloween costumes and loungewear, featuring a cozy flannel fabric. There are 15 animal-themed designs to choose from, all absolutely adorable.

Doja Cat celebrated Halloween with an "Animal Crossing" costume. See photos of the video game-inspired look here.

Rollerblade Barbie and Cowgirl Barbie are ranked No. 1 and No. 2 by the Halloween costume website for girls young and old. For boys, Your Friendly Neighborhood Spider-Man rules the roost.

American Girl has released its annual Halloween costumes — and this year, adults can also dress up as their favorite characters from the 1980s and 1990s.