Recently it was discovered that female Komodo dragons can reproduce without ever having contact with a male. Whilst in our own back gardens female aphids can clone themselves to produce thousands upon thousands of copies. How and why do these two very different creatures reproduce by virgin birth?

The reasons for scent from survival for pollination or to attract food like flies. Humans also use scent to create perfumes, aroma therapy. . .

This video describes the characteristics of haploid and diploid cells. It discusses the differences between sexual and asexual reproduction, looks at gametes and spores, considers alternation of generations, and explains vegetative reproduction. It shows the stages of mitosis and meiosis.

Looking at the different types of meanings different flowers have. From symbols of love, loyalty, remembrance, honesty, secrecy and immortality.

The history of flowers ranging from its evolution from coniferous plants to it being collected in travels to being farmed and harvested.

Making plentiful use of animation, this comprehensive video clip library of 32 two-to-three-minute segments brings plant biology to life! Visual learners will particularly benefit from the intricate processes and key botanical concepts illustrated in each self-contained video. A versatile teaching tool, Plant Biology is also an excellent student research resource.   Video segments include: * Classification of Plants * Plant Cells * Plant Tissues...

The vast world of plants includes everything from microscopic organisms to 300-foot-tall trees. Plants are crucial to our survival. If the plant life on our planet were to disappear, all living animals would not be able to exist. Learn all about chlorophyll, photosynthesis, unicellular algae and its evolution, mosses, ferns, conifers, flowering plants, and the characteristics and reproductive devices of plants. Discover some of the unique qualities...

From Thomas Edison and Nikola Tesla to Enrico Fermi and Albert Einstein, the world's greatest minds have enabled mankind to acquire light, heat, and power with a simple flip of switch. People are able to control the climate, process information and tend to their health all thanks to electricity, which relies on power plants to get the job done. From coal to nuclear these plants are necessary get power where it is needed.

To discover just how like us animals really are, animatronic spy creatures infiltrate the animal world to explore their complex emotions. Spy Pup makes friends with a wild dog pack to investigate their maternal love and has a dangerous encounter with lions and elephants. Baby Spy Crocs discover the devotion of a mother crocodile and take a ride inside her mouth as she carries her babies to water. Spy Egret and Spy Tortoise are nearly trampled by elephants...

They lure insects into death traps, then gorge on their flesh. Carnivorous plants deceive, then kill. Bugs are drawn to what look like dewdrops on a sundew, then find themselves entangled in sticky tentacles. A tropical pitcher plant smells sweet to bugs, but its slippery surfaces tumble victims into its open maw. A Venus flytrap snaps shut if its tiny hairs are brushed twice. Like figures in a shadow theater, silhouettes of prey show through a Philippine...