If a cat is heavily infested with ticks, the parasites can drink enough blood to cause anemia (severe blood loss). Additionally, if your cat brings ticks into the house, your family members could be exposed to Lyme disease and other diseases that ticks can transmit if they bite people. Ticks can transmit a disease called cytauxzoonosis (pronounced sight-oh-zo-uh-nosis) to cats. 1  This disease causes serious illness and even death in infected cats. Cytauxzoonosis is actually caused by two parasites.
Genetic changes in human populations occur too slowly to be responsible for the obesity epidemic. Nevertheless, the variation in how people respond to the environment that promotes physical inactivity and intake of high-calorie foods suggests that genes do play a role in the development of obesity.
- People are constantly being affected by tsunamis, cyclones, earthquakes, floods and fires, and these are all caused by the environment. Humans affect the environment with: - pollution-deforestation, which puts many animals out of their homes. kangaroo is a marsupial, native to Australia. Its baby is the size of a jelly bean when it is born, and it grows and develops in its mother's pouch. Kangaroos are known for â¦ their powerful legs, and all members of the kangaroo family share this characteristic of strong hind legs and short forelegs.