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Title: Burgess Shale
Caption: The excavation site at Burgess shale, a black shale fossil bed which has produced extremely well-preserved, diverse and unusual fossils. It was named after the nearby Mount Burgess in the Canadian Rockies.
Credit: Album / Science Source / L. NEWMAN & A. FLOWERS
Image size: 3830 × 2515 px | 27.6 MB
Print size: 32.4 × 21.3 cm | 1507.9 × 990.2 in (300 dpi)