Photo 3b  (Animal Track & Trail Photo - Otter Tracks Upclose)     Otter Tracks (Up-Close), which George and Anne* spotted, on the Minnesota River Ice/Snow. Umm... How do you know these are otter tracks? We missed what George said to the attendees about otter tracks. David**, however, kindly answers our question.  An Otter uses a jump-slide-jump-slide technique; first it runs ( ... ) and then slides on its belly ( ________ ) , then, runs ( ... )  again, ---.  Watch the following Cool videos: River otter having fun sliding on the ice  |  Otter chaos   This pic was shot on January 16, 2010 on George & Anne's birding walk, MN Valley National Wildlife Refuge, Black Dog Unit. 
/氷の上の川ラッコの足跡(ジャンプ スライド テクニーク)どうして、この足跡が、川ラッコの足跡とわかるのでしょう?次のビデオをみれば、ジャンプ スライド テクニークがわかります。 River otter having fun sliding on the ice  |  Otter chaos  川ラッコのファミリーは、人間と同じように、何時間も、雪の斜面を滑り降りるのを楽しむそうです。jump-slide-jump-slide technique 
River Otters are playful animals.  川ラッコは、遊びを楽しむ事が出来ます
Birding at Black Dog Unit 100116 Photo:  1  |  2 Trumpeter Swans | 3a / 3b (Up-Close)  Otter Tacks
Animal Tack & Trail Photos: Deer Tracks:  1  |  2  鹿の足跡  |  Deer Trail:  1  2  (101229)  鹿のトレイル()  |  Fox Track  /  Fox Tracks  |  Mouse Tracks (101229)  マウスの足跡Otter Tacks (100116) 3a / 3b (Up-Close)   /氷の上の川ラッコの足跡  |  Rabbit Tracks & Rabbit Hole (101229) 野うさぎの足跡と巣穴Raccoon Track:   1    タヌキの足跡  |  Squirrel Tracks:  1   |   2  (101229)   リスの足跡 Squirrel (or Hare) Tracks リス、または、野うさぎの足跡 Turkey Track 七面鳥の足跡        Animal Track page
 Explore America Info   photo  jfj

*  Naturalists George Skinner and Anne volunteer for the Minnesota Valley National Wildlife Refuge.
** David True, a naturalist, then worked for
the Minnesota Valley National Wildlife Refuge, Rapids Lake Unit. Now he works for the Aransas National Wildlife Refuge Complex, in Texas.
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