Anteater is a common name for the four mammal species of the suborder Vermilingua (meaning worm tongue) commonly known for eating ants and termites.nteaters are mostly solitary mammals prepared to defend their 1.0- to 1.5-mi 2 (2.6- to 2.9-km 2) territories. Normally, they do not enter a territory of another anteater of the same sex, but males often enter the territory of associated females.
Endocardium (endo-cardium) is the thin inner layer of the heart wall. This layer lines the inner heart chambers, covers heart valves, and is continuous with the endothelium of large blood vessels. The endocardium of heart atria consists of smooth muscle, as well as elastic fibers.
The myocardium is the muscular middle layer of the heart wall that contains the cardiac muscle tissue. Myocardium makes up the majority of the thickness and mass of the heart wall and is the part of the heart responsible for pumping blood. Below the myocardium is the thin endocardium layer. Endocardium.