-
Motile marine animals are
commonly called free-
swimming, and
motile non-parasitic
organisms are
called free-living.
Motility includes an organism's ability...
- Like most
other hydrozoans, T.
dohrnii begin their lives as tiny,
free-
swimming larvae known as planulae. As a
planula settles down, it
gives rise to...
- Nude
swimming in US
indoor pools was
common for men and boys from the late 1880s
until the mid 1970s, but rare for
women and girls. For much of that time...
-
Human swimming typically consists of
repeating a
specific body
motion or
swimming stroke to
propel the body forward.
There are many
kinds of strokes,...
- the adult. Many crustaceans, for example, have
free-
swimming larvae that use
their antennae for
swimming.
Antennae can also
locate other group members...
- on
studies of
their vertebral growth bands and the
growth rates of
free-
swimming sharks.
Whale sharks have very
large mouths and are
filter feeders,...
- the substrate, but many live
attached only as
juveniles and
become free-
swimming as adults.
There are only
about 700
living species of crinoid, but the...
- Sea
angels (clade Gymnosomata) are a
large group of
small free-
swimming sea slugs,
classified into six
separate families. They are
pelagic opisthobranchs...
- fish that
retain their eggs
inside the body and give
birth to live,
free-
swimming young. They are
especially prized by
aquarium owners.
Among aquarium...
-
which is a
major part of the
phylum Cnidaria.
Jellyfish are
mainly free-
swimming marine animals,
although a few are anc****d to the
seabed by stalks...