Brown pelican: inverted gular sac 2

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This California brown pelican (Pelecanus occidentalis californicus) is inverting its bill pouch (gular sac) on a rock in front of the ocean.   The pelican is seen from behind, and some type of protruding  organ inside the sac is visible.
This California brown pelican (Pelecanus occidentalis californicus) is inverting its bill pouch (gular sac) on a rock in front of the ocean. The pelican is seen from behind, and some type of protruding organ inside the sac is visible.
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Birds: Pelicans and gulls
Keywords:
  • California
  • Coast Blvd.
  • La Jolla Cove
  • San Diego County
  • animal
  • bill pouch
  • bird
  • gular sac
  • ocean
  • rock
  • sunrise
  • water