Affect is a psychological term for an observable expression of emotion. A person's affect is the expression of emotion or feelings displayed to others through facial expressions, hand gestures, voice tone, and other emotional signs such as laughter or tears. Individual affect fluctuates according to emotional state.
There are over 3,000 different species of cockroaches-some are considered pests while others are beneficial in their natural environment. The three main types of cockroaches commonly found in homes in South Africa include the German cockroach, Oriental cockroach and American cockroach.
We know of some 4,000 species of cockroaches on the planet, but only about 30 of these can be considered pests. Most cockroaches inhabit niche habitats in forests, caves, burrows, or brush. 2. Cockroaches can eat just about anything, and can survive without food for long periods of time.Cockroaches are scavengers. While most roaches prefer sweets given a choice, in a pinch, they will eat just about anything: glue, grease, soap, wallpaper paste, leather, bookbindings, or even hair.heir answers typified how most people feel about roaches: stomp, ewww, and  Joe's Apartment!  I'm here to tell you that cockroaches are not all that bad. In fact, they're rather cool. Here are 10 facts about cockroaches that might persuade you to think differently about these insects. 1.