

We watched two otters playing in the river.
[wi ˈwɑtʃt ˈtu ˈɑtərz ˈpleɪɪŋ ˈɪn ðə ˈrɪvər.]
An otter was floating on its back, eating a fish.
[ən ˈɑtər wəz ˈfloʊtɪŋ ˈɔn ˈɪts ˈbæk, ˈitɪŋ ə ˈfɪʃ.]
I'd never seen a wild otter before that trip.
[ˈaɪd ˈnɛvər ˈsin ə ˈwaɪəld ˈɑtər bɪˈfɔr ˈðæt ˈtrɪp.]
"otter" is in the lesson "Wild animals" (Level 11), along with 13 other useful words. LinDuo has 180 topic lessons like this one, 2,375 words in total. Every word has an illustration, a transcription and pronunciation in a female and a male voice. Just 10–15 minutes a day is enough to learn them all. Free, and works offline.