1 At birth, a blue whale calf is about the size of a hippopotamus. 2  A baby whale can drink up to 100 gallons of milk every day during its first seven months of life. 3  With that kind of diet, it should come as no surprise that a baby whale can gain up to 200 pounds a day.
The botanical name for common foxglove is Digitalis purpurea. Foxglove was brought to the United States by European migrants centuries ago. The plant has tube-shaped, spotted, purple flowers and grows to about five feet tall, with many large, thick, hairy leaves at the base of a tall stem. The variety grown in gardens varies in color from white to a deep rose. Digitalis is one of the most well known medicines derived from a plant. Today scientists are searching in jungles and tropical rain forests for other plants that may contain substances to cure cancer, hepatitis, AIDS, and other serious diseases.
By Bonnie L. Grant. Tansy is an herbaceous perennial plant, often deemed as a weed. Tansy plants are common in the United States, particularly temperate regions. The scientific name for common tansy, Tanacetum vulgare, may be an assertion to its toxic properties and invasive nature.ow to Keep Tansy from Taking Over. Tansy is a Class C noxious weed in parts of the western states. The plants were originally introduced as decorative flowers and then became ânaturalizedâ in the U.S. The plant was once an important part of herb gardens and used to treat colds and fevers.