And what is it that motivates people to persevere in a common cause or mission? Values, of course, especially when they are understood, shared by, and reflected in their leaders. This article examines the role of leadership in culture change, the kinds of change needed to promote reform in our health care system. Culture.
Cane toads (Bufo marinus) originally came from Mexico, Central America, and South America. They ranged from the Rio Grande to the Amazon basin. They have been introduced to many islands in the Caribbean and Pacific, to Florida, Japan, and Papua New Guinea.
The Unwanted Amphibian. Up until 1935, Australia did not have any toad species of it's own. We had tree frogs and burrowing ground frogs-even microhylid frogs which do not have a tadpole-but none of the world's hundreds of toad species evolved here.However, not wanting to be left out, Australia acquired some - 102 toads, in fact.he Unwanted Amphibian. Up until 1935, Australia did not have any toad species of it's own. We had tree frogs and burrowing ground frogs-even microhylid frogs which do not have a tadpole-but none of the world's hundreds of toad species evolved here.