Thirty two dogs have been taken in this week at the South Suburban Humane Society in Matteson.
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The heat may be partially to blame.
Emily Klehm is the CEO, and she told ABC7 Chicago Thursday they have more than 600 pets in their care.
Klehm said they've never had so many animals in their care.
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Adoption and foster rates are down across the country, Klehm said.
To find out more, visit southsuburbanhumane.org.