Just read on the net that putting moth balls around the perimeter of your yard will keep the toads away. Was reading some pretty scary stories of what has happened to dogs who messed with toads...even large dogs. Seems like even the nonpoisonous ones can make a dog sick or even have seizures.
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Joanne
Eli
Chipper
Eva
Snowboy
Rosie(R.I.P. 1996-July 29, 2013)
Cocoa(R.I.P 1998-April 26, 2012):