New vehicle fuel efficiency (based on model year production) and CAFE standards: U.S. Department of Transportation, National Highway Traffic Safety Administration, Summary of Fuel Economy Performance (Washington, DC: Annual Issues), available at http://www.nhtsa.gov/fuel-economy as of Mar. 3, 2016.
Thorns. Though the berries are the most toxic portion of the foxtail fern, the plant itself is dangerous for animals to eat because of its spiky, thorny structure. Its thorns and spiky leaves can scape the inside of an animals mouth and throat.ymptoms if Ingested. Though the berries are more poisonous than the plant itself, neither should be ingested by an animal. Common symptoms after ingesting foxtail fern include diarrhea, vomiting, and abdominal pain.
These do more than hint at its villainous reputation. For Aconitum is among the most deadly plants in the world. The most poisonous part is the roots, though the leaves can pack a punch too.Both contain a neurotoxin that can be absorbed through the skin.Early symptoms of poisoning are tingling and numbness at the point of contact or severe vomiting and diarrhoea if it has been eaten.Thereâs a difference between poisonous and harmful. You can say whatâs the most poisonous plant fairly easily â theoretically looking at the toxins in it and what they can do,â says John Robertson.