Aristotle
Aristotle is often considered the first Greek taxonomist who grouped animals based on characteristics such as blood color and plant size and shape. His work laid the foundation for the field of taxonomy.
Aristotle
animals- eye color, hair(length, color, pattern) ear size, nose size plants- petal color, seedling shape and sometimes color
It is of their different color blood cell.
the roots are brown and the other plants and animals
The blood of birds and other animals is red.
It's red - the same colour as human blood (and that of most other animals)
because they have copper in their blood instead of iron.
With pigments extracted from plants and animals.
a natural substance that gives color to animals and plants
All vertebrate animals have blood with hemoglobin, an compound that is used to carry oxygen in the blood. Hemoglobin is what gives blood a red color. Dinosaurs would have also had hemoglobin, and hence, red blood.
leaf shape, flower color, cones or flowers