Thursday, April 11, 2013

compounds: fish gills

Source: Flickr.
Let's talk about a very interesting apparatus that fish have, i.e.


What are these? Well, it's a fascinating breathing organ of fish and other aquatic animals, which is known as skrzela in Polish.

Unfortunately, I don't know much about gills but these are surely fantastic organs allowing the fish to absorb oxygen from the water and use it for energy. Fish breathe by gulping water through the mouth and discharging it through the gill chamber.

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