Photo detail

A lacy bryozoan fossil found in Redwall limestone. Bryozoans are sea creatures that filter-feed on organic matter floating in ancient and modern seas. (Photo/NPS)

Stories this photo appears in:

Tease photo

Grand Canyon National Park to celebrate National Fossil Day Oct. 17

Grand Canyon National Park invites the public to celebrate National Fossil Day Oct. 17.

Comments

Use the comment form below to begin a discussion about this content.

Sign in to comment