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'Into The Wild' bus removed from Alaska wilderness
Bangladesh: sea turtles trapped in massive wave of plastic waste
Why do mosquitoes bite?
How cacti survive in the desert
Diego, the giant tortoise finally retires
Tegu lizards are invading the American South
These animals are black because of melanism
Hanging bridges in Costa Rica's canopy
New Caledonia: diving in the world's last pristine reefs
The box jellyfish is one of the most feared animals
This association repairs home appliances to give them a new life
What is lightning?