![An African clawless otter swims at a water theme park in Mie Prefecture, Japan, Oct. 13, 2018. (Photo/Agencies)](http://www.ecns.cn/hd/2018/10/15/eaa30ab62dbf40fcb7adca458156a508.jpg)
An African clawless otter swims at a water theme park in Mie Prefecture, Japan, Oct. 13, 2018. (Photo/Agencies)
![An African clawless otter swims at a water theme park in Mie Prefecture, Japan, Oct. 13, 2018. (Photo/Agencies)](http://www.ecns.cn/hd/2018/10/15/c3229bbad80c4ed19915404697ff31a1.jpg)
An African clawless otter swims at a water theme park in Mie Prefecture, Japan, Oct. 13, 2018. (Photo/Agencies)
![An African clawless otter swims at a water theme park in Mie Prefecture, Japan, Oct. 13, 2018. (Photo/Agencies)](http://www.ecns.cn/hd/2018/10/15/d084607774644a41afa00668635352af.jpg)
An African clawless otter swims at a water theme park in Mie Prefecture, Japan, Oct. 13, 2018. (Photo/Agencies)