This inquiry task was created because of the problems that students have with understanding of the blood groups problematics, mainly the concepts of antigens and antibodies. It is not allowed to use real blood in biology lessons at…
Aquatic animals also need oxygen to live. They have to breathe in oxygen that is dissolved in water or from the air above the water, using various structural adaptations (gill, gill chambers, skin, air tube, air bubble, special nostrils,…
Animal color change is a remarkable phenomenon that is passed on in genes from generation to generation. Generally, it is used to mask predators, communicate, or express mood. Different animals can change color in a few milliseconds to…
Numbers and daily activities in the Feral pigeon (//Columba livia// f. //domestica//) were studied at a site in the Smíchov Quarter in Prague by wing tagging and GPS telemetry. The research was focused on finding whether there is the only…