A really gross human parasite is the botfly. You can listen to a podcast about a scientist who was
infected with a botfly larvae. Botfly larvae
are transferred to humans by mosquito bites and the larvae grow bigger
and develop under the skin feeding on the host. This scientist was a bit
strange and decided to allow the botfly larvae to develop on his head
until it grew enough to leave on its own. A little gross. You can listen the podcast here. Of course then we had to see a video of one getting removed. Also gross. Here's a video from AnimalPlanet, although not the one I showed class.
You can watch a video about the candiru fish in the Amazon that swims into other fish's gills and sucks their blood - not so bad -
except urine smells the same, so when people are in the water peeing,
it is attracted to the people and swims up their urethras. Ouch.
Polar Vs NonPolar Covalent Bonds
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Anyone who has ever had to share something with someone else knows that
sometimes isn't exactly even. Covalent molecules or bonds are no different.
If a ...
6 years ago
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