SoundBible.com

SoundBible.com is a website that offers a collection of free sound clips, sound effects, and sound bites for multimedia projects, videos, games, and presentations. 

Users can browse and download in either wav or mp3 format a variety of sounds, including animal sounds, nature sounds, human sounds, and more. The website provides these sounds under various licenses, including public domain and Creative Commons licenses, allowing users to utilize them in their projects without copyright issues.

Find it on:

https://soundbible.com/