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Zoonotic diseases, otherwise known as zoonosis, are diseases that can be transferred from animals to humans and vice versa. [9] They can be spread through the air, through common animal vectors (such as animals), or through direct contact. Within zoos, the most susceptible group for contracting a zoonotic disease is zoo workers such as ...
Loss of biodiversity also means that humans are losing animals that could have served as biological-control agents and plants that could potentially provide higher-yielding crop varieties, pharmaceutical drugs to cure existing or future diseases (such as cancer), and new resistant crop-varieties for agricultural species susceptible to pesticide ...
Indirect contact transmissions occur when humans interact within an infected species' habitat. Humans are often exposed to contaminated soils, plants, and surfaces where bacterial germs are present. Contaminated food transmissions occur when humans eat infected bushmeat, vegetables, fruits, or drink contaminated water.
All animals have a circadian rhythm regulated by cues from their natural environment.
Toxic chemicals: There are many sources of toxic chemical pollution including industrial wastewater, oil spills, and pesticides. There's a wide range of toxic chemicals so there's also a wide range of negative health effects. For example, synthetic pesticides and certain industrial chemicals are persistent organic pollutants. These pollutants ...
The environmental impact of paint is diverse. Traditional painting materials and processes can have harmful effects on the environment, including those from the use of lead and other additives. Measures can be taken to reduce environmental impact, including accurately estimating paint quantities so that wastage is minimized, use of paints ...
"Urgent" work will be carried out to improve conditions for animals when a zoo at the centre of welfare concerns closes, the land's owners say.
Wild animal suffering is suffering experienced by non-human animals living in the wild, outside of direct human control, due to natural processes. Its sources include disease, injury, parasitism, starvation, malnutrition, dehydration, weather conditions, natural disasters, killings by other animals, and psychological stress.