Contemporary developmentalists acknowledge that babies are born with distinctive characteristics that make certain developmental outcomes more likely. (thelizlibrary.org)
Biting is a very common behavior in toddlers and really, among developmentalists is considered a «typical» though challenging behavior or stage that some (not all) children go through. (day2dayparenting.com)
In like manner, animal developmentalists say that using puzzle toys in dogs can have almost similar effects, although the manner in which the outcomes are measured can vary somewhat owing to the inter-specie differences between man and dog. (mypetneedsthat.com)