What are the roles in feudalism?
Feudal duties were the set of reciprocal financial, military and legal obligations among the warrior nobility in a feudal system. ... Feudal duties were not uniform over time or across political boundaries. And in their later development also included duties from and to the peasant population, such as abergement.
Are Nobles rich?
Most nobles' wealth derived from one or more estates, large or small, that might include fields, pasture, orchards, timberland, hunting grounds, streams, etc. It also included infrastructure such as castle, well and mill to which local peasants were allowed some access, although often at a price.
Which animals blood is blue?
blue Horseshoe crab, octopus, lobster, spider Hemocyanin contains copper that binds to oxygen, making the blood appear blue.
Why cockroach blood is white?
The blood of the cockroaches does not have hemoglobin, which is what give human blood the red color. Hence, their blood lacks the red color, making it appear white. ... This is because cockroaches lack hemoglobin in their blood. Hemoglobin is primarily made up of iron and is what gives human blood its red color.
Is cockroach blood white?
Cockroaches do not have red blood because they do not use hemoglobin to carry oxygen. ... Most cockroach's blood is colorless.
Do cockroaches bite people?
Cockroach Bites Cockroaches are omnivores that eat plants and meat. They have been recorded to eat human flesh of both the living and the dead, although they are more likely to take a bite of fingernails, eyelashes, feet and hands. The bites may cause irritation, lesions and swelling.
Can cockroaches see you?
Cockroaches can see humans, and that is why they tend to run in fear when we are in their line of sight. The eye of the cockroach is like a compound lens, made of over 2,000 mini lenses that are photoreceptors and allow them to see in complete darkness. If for some reason they don't see you, they might feel you first.
What animal has 7 stomachs?
There are no animals with 7 parts to their stomachs. Ruminants, those animals that “chew their cud” or burp and digest some more typically have 4 parts to their stomachs. There are no animals with 7 parts to their stomachs.
Which animal has no death?
jellyfish Turritopsis dohrnii
Do any animals have 2 Hearts?
Some animals like the octopus have more than one heart. An octopus has one main, systemic heart that pumps blood to the whole of its body. But it also has two additional hearts, responsible for pumping blood over each of its gills.
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