This information is awaiting authentication by a species expert, and will be updated as soon as possible. If you are able to help please contact:
arkive@wildscreen.org.uk
Dipterocarp: A family of resinous trees that are found in the old world tropics.
Echolocation: Detecting objects by reflected sound. Used for orientation and detecting and locating prey by bats and cetaceans (whales and dolphins).
Ultrasound: Sounds that are above the range of human hearing.