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.
Hordeum murinum, a common source of foxtails in many areas. A foxtail is a spikelet or cluster of a grass, that serves to disperse its seeds as a unit. Thus, the foxtail is a type of diaspore or plant dispersal unit. Some grasses that produce a foxtail are themselves called foxtail, also spear grass. They can become a health hazard for dogs and other domestic animals, and a nuisance for people.