Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Explain Sound production - Ethological Approach in Taxonomy
The most used, ethological feature in identification is the sound produced by various species of animals. This is as it has been observed that the sound patterns of the various animal voices and their mating calls, recorded on the spectrograms or sonograms are unique for each species. The uniqueness of the mating calls plays an important role in speciation or isolation mechanism. This is due Lo the fact that females of a particular animal species ate only attracted to and respond to the mating
Figure: Sound spectrograms of three species of, birds (After 'Thielcke, 1964).
or breeding call of their own male species, thus avoiding breeding with other species. Due to this the spectrograms of mating calls in birds has helped greatly in identifying closely related species.
For recording insect sounds a similar device called recording oscilloscope is usually employed. Such recordings have helped greatly in identifying sibling species of the Gryllus (field cricket) complex. Sound patterns have also been used in other animals like other insects, amphibians, mammals etc.
Figure: Sound spectrograms or sonograms of three species nf Gryllus (ficld cricket)
For a sample containing both protein and nucleic acid, the absorbance measured at a particular wavelength will be the sum of contributions from both types of molecule. Using the pr
Q. Explain Clostriduim botulinum? Clostriduim botulinum is widely distributed in soil and marine sediments throughout the. world. It is also found in the intestinal tract of a
List out the Different Preservation Techniques? The different preservation techniques commonly used today are given in the Table. Table: Methods of food preservation a)
What is the classification scheme for echinoderms?
What would be the advantage of using a patient's own stem cells e.g. blood stem cells, to treat his or her illness? The benefit of using stem cells from the patient being trea
Effect of processing on mineral content of foods Minerals are comparatively stable under processing conditions such as heat, light, use of oxidizing agents and extremes in pH.
Discuss why Obelia is considered to be of special interest in Zoology as an animal showing an intermediate grade of organization.
In what ways does over-grazing lead to soil erosion? Over-grazing leads to erosion because (i) the animals delete all the vegetation, so exposing the soil to heavy rain, (ii) t
what is fluid mosaic model
Acid butt - carbohydrate utilization pattern test ? Acid butt (yellow) and acid slant (yellow) with or without gas production – Glucose along with lactose and/or sucrose, is deg
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +91-977-207-8620
Phone: +91-977-207-8620
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd