Animals of the Ecocolumns
Iso is Greek for "similar or equal." Pod
means "foot." Put them together and you
have the isopod, an organism that has an
equal number of feet or legs on both
sides with all legs similar to one another.
Isopods have 14 legs that all function the
Adult Males and Females
On the underside, females have leaf-like growths at
base of some legs. These brood pouches hold
developing eggs and embryos. The first two
appendages on the male abdomen are modified as
elongated copulatory organs.
Immatures (different stages)
The immature isopod molts four or five times. They
look like adults except for size, proportion, color and
Isopods are detrivores or scavengers feeding on dead
or decaying plants or animals. Some may eat live
Isopods breathe with gills, so they are restricted to
areas with high humidity, under rocks or logs, in leaf
litter or in crevices.
EARS ON KNEES?
Crickets have a special eardrum for hearing,
but it's not where you'd expect. If you look
closely at the front leg right below the elbow,
you will see a small pale spot that is the
eardrum. It is not well known how precise a
cricket's hearing is, but you can imagine that it's
good enough to hear the song of a potential