What are the risks of migration, Biology

Assignment Help:

What are the Risks of migration

Getting lost (blown off course or similar) and the effect of this when there is a limited fuel supply.
Insufficient food to build up tissues to complete the trip.
Increased chances of disease in weakened or exhausted birds.
Unfavourable environmental changes (fire, flood, drought) on the migratory route limit the chance of all migrants making the journey safely.
Unfavourable environments through events at destination that cannot be anticipated.
Being predated on-route.
Negative influence of human influence on the environment at staging sites.

Related Discussions:- What are the risks of migration

Plant Taxonomy, Ecology and genetics as taxonomic units

Ecology and genetics as taxonomic units

Respiration, explain why expired air contain co2

explain why expired air contain co2

Female reproductive system - graffian follicle, GRAFFIAN FOLLICLE - ...

GRAFFIAN FOLLICLE - It appears as knob or stigma in medulla. It is round, discovered by Graff. It is covered by 2 layers - thecae externa & theca interna. From theca i

Plasma and its composition, PLASM A - It is slightly alkaline non-l...

PLASM A - It is slightly alkaline non-living intercellular substance which constitutes about 60% part of the blood. It is a pale yellow but transparent and clear fluid.

Mechanisms of speciation, In the previous section we discussed the concept ...

In the previous section we discussed the concept of species in detail and concluded that the concept of biological species and Mayr's definition of species have a wide acceptance a

Define oxidised starch, Oxidised starch Oxidised starch finds a number ...

Oxidised starch Oxidised starch finds a number of uses in the food industry where a neutral tasting, low viscosity 'body builder' is required as in lemon curd manufacture, in s

Explain flavour binding - protein, Flavour Binding Some protein pre...

Flavour Binding Some protein preparations, although acceptable from a functional and nutritional stand point, necessitate a deodorizing step to remove the bound off-flavor

What is the clitellum of earthtworms, Q. What is the clitellum of earthtwor...

Q. What is the clitellum of earthtworms and where it is located? The clitellum is a special region of the annelid constituted by rings (metameres) with reproductive function. I

Cholesterol, CHOLESTEROL Other name is parental steroid. It is ...

CHOLESTEROL Other name is parental steroid. It is present all over the body but absent in cerebrospinal fluid. Cholesterol is found exclusively in animal food. It

How can you categorize flowering plants, Q. What are the two major groups i...

Q. What are the two major groups into which flowering plants are divided? Angiosperm plants are separated into monocotyledonous (monocots) and dicotyledonous (dicots).

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages