From their odd appendages to their unsavory hygiene, certain animals suffer an image problem. But their awkward attributes ...

As a toddler, you were told not to “pick your nose” and you learned to find the slimy mucus gross. But for many animals—humans included—mucus is integral to basic life functions.

Hagfishes don't have jaws, but they do have plates made of keratin (visible in this image) that they use instead. Image: NOAA Okeanos Explorer Program, NOAA Photo Library Hagfishes are unusual animals ...

Little is left for the small, scaly and slimy species that many consider just ... population explosions of other species of plant and animal. Invertebrates recycle waste; without dung beetles ...

The animal is unusually lengthy with gelatinous tendrils covering its entire body and several sea shells caught in them like hair beads. It looks slimy with its vermicelli-type tentacles.

Slug slime is not generally toxic but it tastes unpleasant and this may be an effective deterrent against predators, against which such a small, slow animal would have otherwise no defence.

Just in time for spooky season, a slimy orange sac said to resemble a ... “The big bag is formed by several animals together. At a certain point they form a colony and different colonies can ...