two round red warning signs on a fence post in front of a green

acarina agriculture animal animals anxiety arachnid arachnida biting blood bloodsucking bock caution claw danger disease disinfestation ectoparasites encephalitis esteem field fsme grass harassment insect insecticidally ixodida label lyme meadow meningitis mites parasite pathogen pathogens pest safety shield sucker symbol tick toxin virus warning wild wood