Wednesday, July 31, 2013

Scavenger Hunt Post 3

These humans are helping baby sea turtles in Mexico get to the ocean after hatching. This is a form of Altruistic Behavior. Altruistic behavior is when an organism is concerned for the welfare of another organism. These humans want these sea turtles to have a better chance of survival. 

This dog feels threatened that he will be forgotten. He then decided to mimic a human by sitting in the car acting like he is going to drive somewhere. This is a form of batesian mimicry. Batesian mimicry is when a harmless species evolves to mimic the tendencies of a more harmful species. This dog is mimicking the tendency humans have to drive. 

This human and this cat both have mouths. These are homologous structures. These different species have anatomical structures that are similar and used for similar things. This cat and human aren't related, but both have mouths that basically do the same thing.

These two 8 year old fire dancers in hawaii are dealing with a redox reaction. A redox reaction is when an electron transfer takes place. The most common redox reaction is combustion, shown in this picture. 

These roots are holding down sand near a beach. You could say that holding down sand and preventing erosion is the niche of this species. A niche is a specific job that a species performs in an environment.

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