| 21. | By 2004, the ground squirrel population had dropped and the contest was cancelled.
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| 22. | "They're a cross between ground squirrels, teddy bears and dogs ."
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| 23. | In research with ground squirrels, he found both self-sacrificing and selfish alarm calls.
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| 24. | Species of this genus typically parasitise marmots and ground squirrels of holarctic distribution.
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| 25. | Coyotes catch mouse-sized rodents by pouncing, whereas ground squirrels are chased.
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| 26. | One radiotracking study focused on dispersal of Washington ground squirrels.
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| 27. | Alarm calls in ground squirrels appear to confirm kin selection.
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| 28. | Perote ground squirrels form family groups within individual burrow systems.
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| 29. | Ground squirrels have been doing more damage than people lately,
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| 30. | There are porcupine, and both Franklin and Richardson's Ground Squirrels.
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