Otter (Lutra lutra), seeking the safety of the river bank, Sihl forest, Switzerland, Europe

1 animal alertness alert animals animal attention attentiveness attentive banks bank carnivoran carnivora carnivores carnivore common otter daylight daytime day eurasian otter eurasian river otter european otters european otter fauna lutra lutra lutrinae mammalian mammalia mammals mammal mustelidae mustelids mustelid nature nobody old world otter one animal otters otter outdoors outside riverbanks riverbank river bank rivers river safeguarding safeguards safeguard secures secure securing shore swiss vertebrata vertebrates vertebrate watchful waters wild animals wild animal wildlife