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.
Most people living in the Eastern U.S. haven't heard of foxtails and how dangerous they can be to dogs. Foxtails are grass-like weeds which resemble the tails of foxes and are usually found only in states west of the Mississippi. Southern California has a variety of wild grasses with similar characteristics.These annual grasses are often found in weedy areas along paths and roads. foxtail seed can cause an inflamed, painful, infected lump anywhere on an animal's body. A dog with a foxtail seed in its ear might rub its head on the ground or shake its head violently from side to side. If a dog gets a foxtail seed in its eye, it might squint.