What are the Polish students looking for? Let´s have a look and find it.
http://www.box.net/shared/xmrtwehs0c
What is a pellet-
It is the mass of untdigested parts of bird’s food (bones, fur,
feathers). and thent the pellet is formed in a stomach as a removed through the beak- longitudinal lump
Collecting pellets we can analyze owls’ eating habits.
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