Cornell Lab of Ornithology
Habitat Network: Flower Beds
Learn how to provide appropriate flowering plants to increase diversity in an environment.
Other
Hibiscus
A brief overview of the hibiscus flower which covers why it is popular, where it originated, and what insects enjoy it along with humans. There is also a beautiful picture of the Hula Girl Hibiscus species.
University of California
Ucmp: The Pleistocene
The UCMP Berkeley provides a brief overview of the Pleistocene Era, including links to more information.