Can Britain's Toads Be Saved from Roads and Terrible Decline?
It is a Friday night at 7:30, but instead of heading to the pub or relaxing at home, I've taken a train to a town in Wiltshire to meet up with volunteers from a toad patrol. These committed people sacrifice their nights to protect the local toad population.
An Alarming Drop in Population
The common toad is becoming increasingly uncommon. A recent study led by an wildlife conservation group revealed that the UK toad population have dropped by half since 1985. Observing a species that has been a fixture of the British countryside in decline is labeled "worrying" by experts. Toads "don't require very specific conditions" and "should be able to live quite well in the majority of habitats in Britain," so if even they are struggling to persist, "it indicates that things are not as they should be."
Toad populations across the UK have declined by almost 50% since the 1980s
The Danger from Roads
Though the study didn't cover the reasons for the drop, traffic certainly plays a part. Calculations indicate that 20 tons of toads are crushed on British roads annually – that is, hundreds of thousands. Unlike frogs, which would probably be happy to mate "with just a small container," toads prefer large ponds. Their capacity to stay out of water for more time than frogs means they can travel further to reach them – sometimes long distances. They usually follow their ancestral migration routes – it's common for adult toads to return to their birth pond to mate.
Breeding Patterns
Appropriately enough, the initial amphibians start their journey for a partner around February 14th, but others travel as late as April, waiting until it gets night and moving after sunset. During that time, toads start moving from wherever they have been hibernating "all pretty much at the same time."
One volunteer, who was raised in the area and has been working to save its amphibians since he was a boy, notes that "Their sole purpose: to go and mate." If their route happens to a road, they could all get run over, and that mating period would never happen – preventing a new generation of toads from being born.
Rescue Groups Across the UK
Finding hundreds of dead toads on local roads "resonates deeply with people," and has led to the formation of toad patrols across the UK – hundreds of organizations are officially listed with a countrywide program. These teams pick up toads and carry them over streets in containers, as well as counting the quantity of toads they find and advocating for other protection measures, such as blocked roads and underground wildlife tunnels.
Volunteers usually work during the breeding period, when toad crossings are more regular. However, this means they can overlook groups of toadlets, which, having existed as eggs and then tadpoles, leave their water habitats over an unpredictable schedule in the end of summer. Because of their small stature – just a couple of cm wide – "they are destroyed by vehicles." And as being hit "essentially crushes them," it's more difficult to collect information on them. At least when adult toads are lost, their remains can be counted.
Annual Efforts
In contrast to many groups, one local team, who are in their eighth season of functioning, go out year-round – not every night, but when conditions are damp, or if a member has reported about a toad sighting in their group chat. When I request to accompany them on patrol, they concede it is "not a toady night" – winter dormancy has started and it's been a arid period – but several of the volunteers willingly accept to patrol their area with me and see what we can find. "Should anyone can find any toads tonight, those two will spot one," says the group coordinator, pointing to her teenage child and the experienced member. After for two hours without a single toad sighting, and now they have climbed over a barbed wire fence to inspect beneath some logs.
Family Participation
The mother and son joined the patrol a year and a half ago. The youngster adores all things wildlife and has an goal to become a conservationist, so his parent started to search for activities they could do together to help local wildlife. Now she enjoys it as much as he does, the middle-aged small business owner tells me – so when the team was looking for a fresh coordinator lately, she decided to step up.
The teenager, too, has been instrumental in the group. A clip he created, imploring the local council to block a road through a protected area during migration season, swung the decision the team's way. After a twelve months of lobbying, the authority approved an "restricted access" restriction between evening and morning from February through to April. The majority of motorists duly avoided the route.
Other Wildlife and Difficulties
Several vehicles go by when I'm out on duty and we discover some victims as a result – no amphibians, but three squashed newts. We spot one live amphibian as well, and the teenager is especially excited to see a daddy longlegs, which moves in his palms. Yet in spite of the team's hardest attempts to show me a toad, the native community has clearly gone dormant for the colder months. It appears that I couldn't have found any more luck anywhere else in the nation – all the rescue teams I contact clarify that it's very difficult at this time of year.
This team anticipates assisting around ten thousand mature toads over the street
One email I receive from another volunteer, who has kindly made the effort to check for toads in a famous site, thought to be the largest accurately monitored toad group in the UK, arrives in my inbox with the title: "None found." However, in late winter, he informs me, the group plans to assist around 10,000 adult toads over the street.
Impact and Limitations
How much of a difference can these organizations truly achieve? "The reality that people are doing this consistently on chilly, wet and miserable evenings is remarkable," says an researcher. "This effort that very much should be celebrated." However, while toad patrols are able to reduce the drop, they can't stop it completely – partly since traffic is not the only threat.
Other Dangers
The global warming has meant longer periods of dry weather, which create the wrong conditions for some of the creatures that toads consume, such as invertebrates, while warmer ponds have caused an rise of blue-green algae, which can be toxic to toads. Milder winters also lead toads to emerge from their dormancy more often, interfering with the energy conservation vital to their existence. Habitat destruction – particularly the loss of large ponds – is another menace.
Researchers are "always a bit worried about putting too much of a utilitarian spin on wildlife," but "It's important in just having these animals around." But toads play an important role in the food chain, eating pretty much any small creatures or small animals they can swallow and in turn sustaining a number of birds and mammals, such as hedgehogs and otters. Enhancing conditions for toads – such as building water habitats, protecting forests and installing amphibian passages – "we'll improve them for a whole bunch of other species."
Historical Importance
Another reason to work to preserve toads present is their "important cultural value," adds an expert. Legends and tales around toads go back {centuries|hundred