list: API endpoint for returning a list of creatures types.
retrieve: API endpoint for returning a particular creature type.

GET /v2/creaturetypes/beast/?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "https://api-beta.open5e.com/v2/creaturetypes/beast/?format=api",
    "key": "beast",
    "name": "Beast",
    "desc": "Beasts are nonhumanoid creatures that are a natural part of the fantasy ecology. Some of them have magical powers, but most are unintelligent and lack any society or language. Beasts include all varieties of ordinary animals, dinosaurs, and giant versions of animals.",
    "document": "https://api-beta.open5e.com/v2/documents/srd-2014/?format=api"
}