![](https://nthumb.tpgimages.com/mid2_com_img/28103/24040/TOP22236804.jpg)
Light micrograph of an insect spiracle; magnification X7. Insects and some more derived spiders have spiracles on their exoskeletons to allow air to enter the trachea. In the respiratory system of insects, the tracheal tubes primarily deliver oxygen directly into the animals' tissues.
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Details
Creative#:
TOP22236804
Source:
達志影像
Authorization Type:
RM
Release Information:
須由TPG 完整授權
Model Release:
N/A
Property Release:
No
Right to Privacy:
No
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