Animal Quote by Karl Landsteiner

The chemical differences among various species and genera of animals and plants are certainly as significant for the history of their origins as the…

— Ray Lankester

We must consider the distinctive characters and the general nature of plants from the point of view of their morphology , their behavior under…

— Theophrastus

Every chemical substance, whether natural or artificial, falls into one of two major categories, according to the spatial characteristic of its form. The distinction…

— Louis Pasteur

We must infer that a plant or animal of any species, is made up of special units, in all of which there dwells the…

— Herbert Spencer

Distinction between species and specimen is very much like the distinction between images and actual pictures, or, you know, objects that have a definite…

— W. J. T. Mitchell

Morphological information has provided the greatest single source of data in the formulation and development of the theory of evolution and that even now,…

— Everett C. Olson

Nature delights in making use of the same forms in the most various biological connections: as it does, for instance, in the appearance of…

— Sigmund Freud

Many years ago it was taught that plants and animals were composed of different materials: plants, of a chemical substance of three elements,- carbon,…

— Asa Gray

“Thus nature provides a system for proportioning the growth of plants that satisfies the three canons of architecture. All modules are isotropic and they…

— Jay Kappraff

I also assume that they are not simply the physical properties of things as now conceived by physical science. Instead, they are ecological, in…

— James J. Gibson

Basic characteristics of an individual organism: to divide, to unite, to merge into the universal, to abide in the particular, to transform itself, to…

— Anonymous

Species can be recognized by their morphological characteristics and songs.

— Peter R. Grant