Illegal drugs such as marijuana, cocaine, and methamphetamine aren't the only drugs that are harmful to fetal development; Commonly used over-the-counter medicines, along with substances such as caffeine and alcohol, can have lasting effects on an unborn child.
A quadruped is an animal that normally walks or runs on four legs. The word comes from the Latin words quad (four) and ped (foot).A quadruped is a land mammal that walks on four feet.The term quadruped has its root in Latin language - quad meaning four, and ped meaning feet - so the term literally means four feet..umans, for instance, have four limbs, but only two of those limbs are used for walking, therefore humans fall into the category of a biped-an animal that uses two legs to travel. Notably, birds are also considered bipedal. The word quadruped is from the Latin words quad (four) and ped (foot).
The quadriceps is the big group of muscles that make up your thigh. These muscles run down the length of your femur and taper off as they approach the patella. They taper down into a tough piece of connective tissue called the quadriceps tendon. This tendon attaches to the top of your kneecap.