Sea Otters dive to the seafloor to obtain a variety of invertebrate animals. The most common prey of Sea Otters are sea urchins, mussels, abalone, clams, scallops, crabs, sea snails, chitons, octopus, and squid. An acute sense of touch, using paws, nose, and whiskers, is very important for finding prey in crevices or bottom sediments, and during dim light.
Who invented antimony? Antimony has been in use since the ancient Egyptian's used one its  minerals, stibnite (Sb2S3) as black eyeliner up to 5000 years ago.  Roman author Pliny described how heat â¦ ing this mineral formed what  he called lead. We now know that this was actually antimony.
Answered by The Community. Making the world better, one answer at a time. Naturally, antimony is not radioactive because it has two stable isotopes. However, there are also about 20 known radioactive antimony isotopes that can be used for commercial purposes such as tracers.ntimony has been in use since the ancient Egyptian's used one its  minerals, stibnite (Sb2S3) as black eyeliner up to 5000 years ago.