I believe it is the MANTLE
Epithelial tissue
The answer is cartilage
The thick layer of the heart wall that contains contractile cardiac muscle tissue is the myocardium. The layer of the heart wall synonymous with the visceral layer of the serous pericardium is epicardium.
If epithelial cells are more than one layer thick, it is considered stratified epithelial tissue.
myocardium
the egg's shell is not that thick like the crust, the egg white is the thickest like the mantle and the yolk is thick like the core
thick layer
cartilage :{D
the egg's shell is not that thick like the crust, the egg white is the thickest like the mantle and the yolk is thick like the core
stratified squamous epithelium
A blobber is another term for a blubber, a fatty layer of adipose tissue or thick coat of fat worn by many arctic animals.
Adipose tissue is formed of closely packed adipocytes (fat-cells).It is located under skin (as a subcutaneous layer), around kidneys and eyeballs and breasts. There is a large thick layer over the lower abdomen that protects the intestines. Adipose tissue stores energy, insulates and protects.