Millions of years of evolution. thats the wrong answer
BONES
the cytoskeleton
Animal cells are given their shape and sturdiness by the cytoskeleton, which is a network of protein filaments that provide structural support and help maintain cell shape. The cytoskeleton also plays a role in cell movement, division, and intracellular transport.
In the real world no animal can shape shift.
tringular shape
Shape shifting is typically associated with folklore and mythology rather than real animals. There are no known animals that can naturally shape shift in real life.
structural of civil engineer
Plants cells retain their shape using a cell wall whereas animals cells retain shape with their cell membranes.
yes
tringular shape
when talking about readablility the nook color is a little better because it has the sd slot which the kindle fire lacks of. However, when talking about sturdiness the kindle fire takes the win
Vertebrate animals have backbones, and so do not need as much muscle as invertebrate animals to keep there shape