SEM of a quill from a porcupine (Erethizon dorsatum). The quill is designed to stick into the skin of a predator and not be easily removed. This is an effective defensive mechanism for the porcupine. False color Scanning Electron Micrograph (SEM).
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Details
Creative#:
TOP22224951
Source:
達志影像
Authorization Type:
RM
Release Information:
須由TPG 完整授權
Model Release:
N/A
Property Release:
No
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No
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