But today, we live in a food-plenty environment in which the next meal, snack and eating opportunity is certain and bigger than ever.
Several authors argue that a rearing environment plenty of stimuli must be the natural situation in animal development, whereas deprivation of stimuli is often an artificial situation leading to behavioral abnormalities [39], [40].
For those who find hostility in the wider world, though, there are plenty of welcoming environments to be found.
Chelsea's superstars have experienced plenty of hostile environments in the past, but little will have been able to prepare them for the noise they will encounter at Atletico's red-hot Vicente Calderon stadium.
"The most important thing for me was how I bring my kids up, a safe environment with plenty of space," he said.
In the immediate post-communist years, any business offering a western kind of working environment had plenty of candidates to choose from, both at entry level and among refugees from boring communist-era jobs.
You'll learn that those neuron-rich laboratory mice at the Salk Institute in La Jolla, Calif., are showing how an enriched environment and plenty of exercise can encourage the growth of additional brain cells.
Their ability to enlist local officials in their cause is also alarming, he said, adding that the ordinance's vague command that retailers must "protect the environment" leaves plenty of room for government interference.
In an ancestral environment with plenty of dangers, humans evolved psychological mechanisms to make fast decisions.
The researchers then exposed five of the standard diabetes-prone mice and five of the germ-vulnerable mice to a typical environment with plenty of microbes.
NetVibes is a really cool RSS/widget service that lets you make a drag-and-drop environment with plenty of AJAXy goodness.
