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Walter Hintz

U.S.
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Science teacher for over 50 years. MSc. in biology. I can answer questions in general biology, zoology, botany, anatomy and physiology and biochemistry.

Recent Answers

2017-03-19 Birds which cannot fly database.:

Hi Prashant;    Although people consider all birds as flying animals, there  are over 60 species of flightless birds. They occur in just about all Families of Aves. Most common are the Ostrich, emu and

2017-03-13 Species seeing in the dark.:

1. If you are talking about the absence of all light and an image perceiving eye then there are no animals that can "see" in the dark. Animals with developed eyes that spend time in very dim lights use

2017-03-08 Conservation biology:

Hi Nick   I do not have enough information about the environmental conditions in the respective countries to answer this question. If the term "rich" means that the countries are more industrialized it

2017-03-05 Memory power research in Animals.:

Hi Prashant Interesting question and the answer may astound you. Therer some animals that have a better memory capacity then Humans including Chimps.sea lions,elephants and even the octopus. Dolphins have

2017-02-28 Silver Hair:

HI Edwin   I assume you are talking about greying of the hair. The loss of pigment in the hair follicle with the exception of some autoimmune diseases is the result of genetics. In fact the Gene that causes

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