Caterpillar spiracles, light micrograph
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Caterpillar spiracles, light micrograph
Caterpillar spiracles. Light micrograph of part of the skin of a caterpillar showing part of the tracheal system for bringing oxygen to the body tissues. The two spiracles (ovals, left and right) are connected by a wide tracheal tube. From each spiracle, other tracheae radiate out and branch to the surrounding tissue. The spiracles have muscles to open and close them to prevent water loss. The tracheae, which are supported by chitinous rings, branch into finer and finer tubes and allow oxygen to diffuse to the tissues, and carbon dioxide to diffuse away from the tissues. Magnification: x36 when printed at 10 centimetres across
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Media ID 6279395
© DR KEITH WHEELER/SCIENCE PHOTO LIBRARY
Breathing Pore Caterpillar Insecta Pores Respiration Respiratory System Skin Spiracle Spiracles Trachea Tracheae Light Micrograph Light Microscope
EDITORS COMMENTS
This print showcases the intricate beauty of caterpillar spiracles, captured through a light micrograph. The image reveals a section of the caterpillar's skin, specifically highlighting its tracheal system responsible for oxygen transport to body tissues. Two oval-shaped spiracles are prominently displayed on the left and right sides, connected by a wide tracheal tube. From these spiracles, an array of other tracheae radiate outwards and branch into the surrounding tissue. To prevent water loss, these vital breathing pores possess muscles that enable them to open and close as needed. Supported by chitinous rings, the branching tracheae become increasingly finer in structure, facilitating efficient diffusion of oxygen into the tissues while allowing carbon dioxide to escape. At a magnification level of x36 when printed at 10 centimeters across, this mesmerizing photograph offers us an up-close glimpse into the remarkable anatomical features of these fascinating creatures. It serves as a testament to nature's intricacy and highlights the importance of understanding biological systems such as respiration in various organisms. With elements encompassing nature, animal life, fauna, zoology, biology, anatomy, and entomology among others, this image from Science Photo Library provides valuable insights into caterpillar physiology while igniting curiosity about our diverse natural world.
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