Animals APIs

AdoptAPet provides pet adoption listings including breed, age, location, and photos.

Axolotl API returns random photos and fun facts about axolotls (aquatic salamanders).

Cat Facts delivers random, verified facts about cats via a simple REST API.

Cataas provides programmatic access to cat as a service (cats pictures and gifs) via REST API.

The Cat API provides random cat images, breed data, and voting features.

Dog Facts API returns random interesting facts about dogs as plain JSON.

This Dog Facts API returns random dog facts in clean JSON with no API key required.

The Dog CEO API serves random dog images from the Stanford Dogs Dataset, organized by breed.

eBird API from Cornell Lab provides real birding observation data including species sightings, locations, and notable birds by region.

FishWatch by NOAA provides sustainability data, habitat info, and images for US fish species.

HTTP Cat returns a cat-themed image for any HTTP status code via a simple URL pattern.

HTTP Dog serves a photo of a dog for every HTTP status code (200, 404, 500, etc.), making it easy to visualize API responses in a fun way.

The IUCN Red List API provides conservation status data for over 150,000 animal, plant, and fungal species, including whether a species is Extinct, Endangered, or Least Concern.

MeowFacts returns random, verified facts about cats such as their sleep habits, hunting instincts, and biological quirks.

Movebank is a global database of animal movement and migration tracking data collected by GPS tags and sensors attached to wild animals worldwide.

The Petfinder API connects you to a database of adoptable pets — dogs, cats, rabbits, birds, and more — from thousands of shelters and rescue organizations across North America.

PlaceBear generates placeholder bear images at any pixel dimensions you specify, making it easy to fill wireframes and mockups with visually interesting content during development.

PlaceDog generates placeholder dog images at any dimensions you request by encoding width and height in the URL path, letting you drop real dog photos into wireframes without any auth or setup.

PlaceKitten provides programmatic access to placeholder kitten pictures via REST API.

RandomDog returns a JSON object with the URL of a random dog image (JPEG, PNG, or GIF) sourced from user-submitted photos on random.dog.

RandomDuck serves random photos and illustrations of ducks from a community-curated collection, returning a JSON object with the direct image URL.

RandomFox returns a random photo of a fox from a curated collection, providing a JSON object with a direct image URL and an index number identifying the specific fox.

RescueGroups provides programmatic access to adoption via REST API.

Shibe.Online delivers random image URLs of Shiba Inu dogs, cats, or birds with a single GET request.

The Dog API provides hundreds of dog breed images, searchable breed metadata like temperament and life span, and user-uploaded photo voting.

xeno-canto is a community-built library of over 700,000 wild bird sound recordings from around the world.

Zoo Animals provides programmatic access to facts and pictures of zoo animals via REST API.