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Photography with cameras
Nikon D3x, Nikon D300, Canon 50D
Image editing with Photoshop |
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Keyword: Danger |
Overview - a b c d e f g h i j k l m n o p q r s t u v w x y z |
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| Green shield bug | | The green shield bug (Palomena prasina) is widespread in Europe and is one of the most frequently occurring members of the Pentatomidae family. It is characteristic of these bugs to discharge foul smelling secretions when they are in danger. | | |
| | ...es of Vespinae.
For humans the German wasp and the common wasp are especially problematic because these live in the most populated colonies. Wasp stings can cause? allergic reactions, often in conjunction with severe itching or pain. The greater danger is from bacteria, such as salmonella, which the wasp carries on its sting and can thus be transmitted to the person who is stung.
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| | | ...r, during which time it hibernates for 8 months. There are, among bumblebees, socially parasitic species (Cuckoo bumblebees) which leave their eggs in the nests of fellows and let the fellows care for their breed. The larvae of the cuckoo bumblebees danger the fellows’ own breeds since they eat the eggs and larvae. These species have no workers. | | |
| | ... wasps are considered a nuisance in autumn time. The venom of the wasp may cause allergic reactions. When wasps sting hormones are released and this can encourage other wasps to sting. Due to this a large swarm of this kind of wasp poses a great danger to humans. | | |
| | Houseflies are capable of developing resistance to pesticides and as they transmit various diseases, are considered to be a danger to humans and animals. | | |
| | Asian ladybird feed on large quantities of aphids (from 100 to 270 per day), but also feed on other insects, eggs and larvae.
The Asian ladybird secretes a yellow, bitter poison (hemolymph) when in danger , which significantly reduces the number of its enemies. | | |
| | ... a relatively small orb-web which is often close to the ground, The web is not more than about 1.5 metres from the ground. The autumn spider is usually found upside down in the centre of its web or near the edge , waiting for prey. In case of danger or disturbance, the spider falls back into the vegetation and adopts a special posture as camouflage. At to the soil the autumn spider can often be found in the company of spiders from the family Linyphiidae.
Males survive mating, which occurs ... | | |
| | Mosquitos can host pathogens (viruses, bacteria or parasites) and therefore represent a danger to humans. While their bites can cause pain, in addition to allergic reactions, the hosted bacteria can transmit various fever diseases depending on the region, such as yellow fever, dengue fever or malaria. In some places the fight against mosquito... | | |
| | Philodromus dispar prey on other insects. They are fast runners and skilled hunters and do not build webs, but capture their prey on the move. It sucks out its prey insect. In the case of danger, they press themselves flat to the ground. If they are attacked, they imitate crab spiders, lifting up the first pairs of their legs and moving towards the attacker. | | |
| | ...rn stalks with the hub is covered by a dense white tissue. The spider itself sits in another web, which has a bowl-like shape, is open upward and attached near to the upper edge of dry plant parts, or even larger flowers. If there is interference or danger the oak spider may fall to the ground, returning to its observation post after some time. | | |
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