Past behavior genetics research using twin study survey data has shown genetic influence on a wide range of communication behaviors. (sciencedaily.com)
Whereas the 2010 study surveyed mothers alone, the 2017 study included parents and caregivers as well. (romper.com)
The small study surveyed 74 pet owners on whether or not their pets slept in the bedroom, and how they felt it affected their sleep. (petbusiness.com)