Angelfish also communicate social status through
chemical signals contained in the urine and bile they release into the water.
According to new findings, presented yesterday at a meeting of the Ecological Society of America,
chemical signals contained in a fish's bony tissues can document its travels.
Not exact matches
Typical blood glucose testing strips also
contain a molecule that ultimately amplifies the
signal from the
chemical reactions on the strip enough to register electronically on a monitoring device.
The webs
contain a
chemical, secreted with the silk, that
signals their owners» sex and which is released into the air.
fMRI scans of males» brain activity after smelling tears revealed that males» brains had less activity in regions associated with sexual arousal, which suggests that odorless tears
contain a
chemical signal that men unconsciously detect.