What do you mean by Propodeum?
What do you mean by Propodeum?
: the part of the thorax of a hymenopteran that lies immediately over and partly surrounding the insertion of the petiole of the abdomen and represents a basal abdominal segment which has become fused with the thorax.
Which of the following in Hymenoptera is referred to as Propodeum?
The propodeum or propodium is the first abdominal segment in Apocrita Hymenoptera (wasps, bees and ants).
Where is the Gaster on an ant?
The gaster is the bulbous posterior portion of the metasoma found in hymenopterans of the suborder Apocrita (bees, wasps and ants). This begins with abdominal segment III on most ants, but some make a constricted postpetiole out of segment III, in which case the gaster begins with abdominal segment IV.
What is thorax in insects?
From Wikipedia, the free encyclopedia. The thorax is the midsection (tagma) of the insect body. It holds the head, legs, wings and abdomen. It is also called mesosoma or cephalothorax in other arthropods.
Are ants related to wasps?
The family Formicidae belongs to the order Hymenoptera, which also includes sawflies, bees, and wasps. Ants evolved from a lineage within the stinging wasps, and a 2013 study suggests that they are a sister group of the Apoidea.
Do ants have mouths?
Ants don’t have grasping forelegs, so they use their mandibles like human hands to hold and carry things. Hidden by the mandibles is the mouth, which ants use not only to eat, but also to clean themselves and nestmates.
What are creatures with 6 legs called?
All insects have six legs. They make up a group of arthropod called the hexapods – meaning six legs. There are about 25 different groups of insect, each group is called an order.
Do Wasps remember you?
You’ve got some company in the animal kingdom—the wasp. Scientists have discovered that Polistes fuscatus paper wasps can recognize and remember each other’s faces with sharp accuracy, a new study suggests. In general, an individual in a species recognizes its kin by many different means.
Do trees fart?
However, they do expel gas (including methane, a greenhouse gas found in human and animal farts), so they basically fart in their own plantlike way. According to Popular Science, microbes in trees produce gas in much the same way that microbes in the human body break down food and create gas.
Which is the best dictionary definition of insanity?
See more synonyms for insanity on Thesaurus.com. noun, plural in·san·i·ties. the condition of being insane; a derangement of the mind. Law. such unsoundness of mind as frees one from legal responsibility, as for committing a crime, or as signals one’s lack of legal capacity, as for entering into a contractual agreement.
How is the burden of proving insanity determined?
In English law, every person is presumed sane unless the contrary is proved. The burden of proving insanity rests with the accused. The issue of fitness to plead will be decided by the judge not the jury. When the judge finds that the defendant is unfit to plead, the jury will decide whether the defendant did the act or made the omission.
Why is it difficult to prove insanity in a criminal case?
This is generally because of the difficulty in proving legal insanity. Many criminal defendants suffer from mental illness and can produce evidence of this illness such as psychiatric or layperson testimony.
How is legal insanity different from medical insanity?
However, legal insanity differs from medical insanity and is generally much more difficult to establish. The rationale behind creating a different standard for legal insanity is the goal of a criminal prosecution discussed in Chapter 1 “Introduction to Criminal Law”.