Can the UK's Common Toads Be Saved from Traffic and Terrible Decline?
It's Friday night at half past seven, but instead of heading to the pub or relaxing at home, I've caught a train to a market town in Wiltshire to meet up with local helpers from a toad patrol. These committed people give up their nights to protect the native amphibian community.
An Alarming Decline in Numbers
The common toad is becoming increasingly uncommon. A latest research conducted by an wildlife conservation group showed that the British common toad numbers have dropped by half since the mid-1980s. Observing a species that has been a stalwart of the UK landscape in decline is labeled "concerning" by experts. Toads "don't need very specific conditions" and "ought to live successfully in the majority of habitats in Britain," so if even they are not managing to survive, "it indicates that things are not as they should be."
The UK toad population has almost halved since 1985
The Danger from Traffic
Though the research didn't examine the causes for the decline, cars is a major factor. Estimates indicate that 20 tonnes of toads are crushed on UK roads annually β that is, several hundred thousand. Unlike frogs, which might be content to mate "if you left out a small container," toads favor large ponds. Their ability to stay out of water for longer than frogs allows they can journey farther to find them β often hundreds of metres. They usually follow their traditional paths β it's typical for adult toads to go back to their natal pond to mate.
Breeding Patterns
Fittingly, the first toads begin their quest for a partner around February 14th, but some move as far as spring, until it gets dark and travelling through the night. During that period, toads start moving from wherever they have been overwintering "all pretty much at the same time."
A local helper, who grew up in the region and has been trying to protect its amphibians since he was a child, explains that "Their sole purpose: to go and have an orgy." If their route happens to a street, they could all get run over, and that breeding season would never happen β stopping a new generation of toads from being born.
Rescue Groups Throughout the United Kingdom
Finding many of dead toads on nearby streets "resonates deeply with people," and has resulted in the creation of rescue teams throughout the UK β hundreds of organizations are currently registered with a countrywide program. These groups collect toads and transport them over streets in buckets, as well as counting the number of toads they find and advocating for other protection measures, such as road closures and amphibian passages.
Patrols tend to operate during the migration season, when amphibian movements are frequent. However, this implies they can overlook groups of toadlets, which, having existed as eggs and then juveniles, leave their water habitats over an irregular timetable in late summer. Because of their size β just a couple of cm wide β "they can get obliterated by vehicles." And as being run over "basically turns them into mush," it's harder to get data on them. At least when adult toads are killed, their carcasses can be counted.
Year-Round Work
In contrast to most patrols, one local team, who are in their eighth year of functioning, go out year-round β not every night, but whenever weather are damp, or if someone has posted about a toad sighting in their group chat. When I ask to join them on patrol, they concede it is "not ideal conditions" β toad hibernation season has started and it's been a arid period β but several of the volunteers gamely agree to patrol their route with me and see what we can find. "If anyone can locate any toads tonight, that pair will find one," says the group coordinator, indicating her 14-year-old son and the longtime volunteer. After for 120 minutes without a glimpse of any amphibians, and now they have scaled a wire barrier to inspect beneath some wood.
Community Participation
The mother and son became part of the group a year and a half ago. The youngster loves all things wildlife and has an goal to become a environmentalist, so his mother started to look for things they could do jointly to help native animals. Now she loves it as much as he does, the 41-year-old entrepreneur explains β so when the group was seeking a new manager recently, she decided to step up.
The youth, too, has played an important role in the group. A video he created, urging the municipal authority to close a road through a nature reserve during breeding time, swung the decision the team's way. After a year of campaigning, the authority agreed to an "access-only" restriction between evening and morning from late winter through to April. The majority of motorists respected and avoided the route.
Additional Species and Difficulties
Several cars go past when I'm out on patrol and we discover some casualties as a consequence β no toads, but three squashed newts. We see one living newt as well, and the youngster is especially excited to see a harvestman, which moves in his palms. Yet despite the team's hardest attempts to let me see a toad, the local population has clearly gone dormant for the colder months. It appears that I couldn't have found any more luck elsewhere in the country β all the rescue teams I contact clarify that it's very difficult at this season.
The group expects to help approximately 10,000 adult toads across the road
One email I get from a different helper, who has generously made the effort to check for toads in a noted location, thought to be the biggest tracked toad group in the UK, reaches me with the subject line: "No toads." However, in February and March, he informs me, the group expects to help around 10,000 mature amphibians over the street.
Effectiveness and Limitations
What level of impact can these groups actually make? "The reality that people are doing this consistently on cold, damp and unpleasant evenings is quite extraordinary," says an expert. "This effort that very much deserves recognition." However, while rescue teams are able to slow the decline, they cannot prevent it entirely β not least because traffic is just one danger.
Additional Threats
The climate crisis has meant longer periods of drought, which cause the poor environment for some of the creatures that toads eat, such as worms and slugs, while warmer ponds have led to an rise of toxic plants, which can be toxic to toads. Milder winters also cause toads to wake up from their dormancy more frequently, interfering with the energy conservation vital to their existence. Loss of environment β particularly the loss of big water bodies β is an additional threat.
Experts are "often concerned about putting too much of a utilitarian spin on wildlife," but "There is a big value in just having these animals around." But toads play an significant part in the food chain, consuming almost any small creatures or small animals they can fit in their mouths and in turn sustaining a number of birds and mammals, such as wildlife. Enhancing situations for toads β such as building water habitats, protecting forests and installing amphibian passages β "benefits for a wide range of other species."
Cultural Significance
Another reason to work to preserve toads around is their "historical significance," adds an specialist. Legends and tales around toads date back {centuries|hundred