Dolphin Distress - When a dolphin is injured or sick and cannot surface to breathe, it emits a two-part whistle that signals other dolphins to lift it to the surface. Dolphins will push ailing pod mates to the surface for weeks.
Wednesday, July 28, 2010
Thursday, July 15, 2010
Ponderosa Pine - In the summer months, especially on warm days, the bark of the ponderosa pine tree emits a distinctive vanilla scent. The older the tree is, the stronger its scent will be.
Fire Fan - Wildfires can spread quickly by creating a self-perpetuating chain reaction. As the temperature around the fire increases, air near the fire warms and rises, creating winds that fan the flames. Hot fires manufacture their own weather systems.
Posted by Wayne at 12:51 PM