 | Missouri. State Board of Agriculture - 1870 - 592 páginas
...and between one's fingers while it is being held. Placed in water it will swim vigorously by suddenly curling round and lashing out its tail, but it is...apparently not as much at home in this element as in the wet earth, for it is restless and remains near the surface, with the tip of the tail elevated in the... | |
 | 1896 - 786 páginas
...and between one's fingers when it is being hold. 1'laeed in water it will swim vigorously by suddenly curling round and lashing out its tail, but it is...surface, but when it is fresh it remains more quiet a* the bottom. The specimen which I succeeded in breeding was sent to me by Mr. Adolph Engelmanii,... | |
 | 1902 - 1264 páginas
...and Ix-tween one's fingers when it is being held. Placed in water it will swim vigorously by suddenly curling round and lashing out its tail, but it is...moves about actively near the surface, but when it i» fresh it remains more quietly at the bottom. The specimen which I succeeded in breeding was sent... | |
 | United States. Bureau of Animal Industry - 1902 - 972 páginas
...l>etween one's fingers when it is In- ing held. Placed in water it will swim vigorously by suddenly curling round and lashing out its tail, but it is...elevated in the air. When the water is foul it moves alx>ut actively near the surface, hut when it is fresh it remains more quietly at the bottom. The specimen... | |
 | 1902 - 944 páginas
...swim vigorously by suddenly curling round and lushing out its tail, but it is apparently not us numb, at home in this element as in the moist earth, for...the surface, but when it is fresh it remains more quietly at the bottom. The specimen which I succeeded in breeding was sent to me by Mr. Adolph Eiigelniarin,... | |
 | 1902 - 716 páginas
...and between one's fingers when it is being held. Placed in water it will swim vigorously by suddenly curling round and lashing out its tail, but it is apparently not as much at home in this element ая in the moist earth, for it is restless and remains near the surface with the tip of its tail elevated... | |
 | 1920 - 246 páginas
...and between one's fingers when it is being held. Placed in water it will swim vigorously by suddenly curling round and lashing out its tail, but it is...near the surface with the tip of its tail elevated into the air. When the water is foul it moves about actively near the surface, but when it is fresh... | |
 | Rockefeller Institute for Medical Research - 1920 - 258 páginas
...and between one's fingers when it is being held. Placed in water it will swim vigorously by suddenly curling round and lashing out its tail, but it is...near the surface with the tip of its tail elevated into the air. When the water is foul it moves about actively near the surface, but when it is fresh... | |
 | 1921 - 704 páginas
...and between one's fingers when it is being held. Placed in water it will swim vigorously by suddenly curling round and lashing out its tail, but it is...near the surface with the tip of its tail elevated into the air. When the water is foul it moves about actively near the surface, but when it is fresh... | |
| |
... is readily visible, yet this integument is firm and the larva most vigorous and active, burrowing with great strength either backward or forward in the earth and between one's fingers when it is being held. Placed in water it will swim vigorously... 