La Brea Bird Bones Tumbled Stones These tissues may have derived

These tissues may have derived from both the dermis and the epidermis during embryonic development

87 ppm gallium

Gove County

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La Brea Bird Bones Tumbled Stones These tissues may have derivedUnidentified bird species Late Pleistocene epoch Approx. 20,000 30,000 years old Rancho La Brea Formation Maricopa, California Specimen approx. size: 3" x 2. 5" x 1. 75" Due to their fragile nature, bird bones are relatively less common in the fossil record than those of other taxa. However, thanks to the preservative properties of asphalt, Rancho La Brea has one of the worlds largest collections of fossil birds, with about 140 species represented.