Can Britain's Toads Survive from Roads and Terrible Decline?
It's a Friday evening at 7:30, but instead of heading to the pub or watching a film, I've taken a train to a town in the countryside to join local helpers from a toad patrol. These dedicated individuals sacrifice their evenings to safeguard the native amphibian community.
A Worrying Drop in Numbers
The common toad is growing more uncommon. A recent study conducted by an wildlife conservation group revealed that the British common toad numbers have dropped by half since the mid-1980s. Observing a creature that has been a stalwart of the British countryside in decline is described as "worrying" by researchers. Toads "don't require very particular environments" and "ought to live successfully in most of areas in Britain," meaning if even they are struggling to persist, "it indicates that things are not as they should be."
Since 1985, Britain's toad numbers have nearly been cut in half
The Threat from Roads
Though the study didn't examine the causes for the decline, cars certainly plays a part. Estimates indicate that 20 tons of toads are crushed on British roads every year – in other words, several hundred thousand. Unlike frogs, which would probably be happy to mate "with just a bucket of water," toads prefer large ponds. Their capacity to stay out of water for longer than frogs means they can travel further to reach them – sometimes hundreds of metres. They usually follow their ancestral migration routes – it's common for mature amphibians to go back to their birth pond to mate.
Breeding Patterns
Appropriately enough, the first toads begin their quest for a mate around Valentine's day, but some move as late as spring, until it gets dark and travelling after sunset. During that time, toads begin migrating from wherever they have been hibernating "all pretty much at the same time."
A local helper, who grew up in the region and has been working to save its amphibians since he was a boy, notes 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 be lost – stopping a new generation of toads from being born.
Toad Patrols Throughout the United Kingdom
Finding many of toad carcasses on nearby streets "resonates deeply with people," and has led to the creation of rescue teams across the UK – hundreds of organizations are officially listed with a national initiative. These teams pick up toads and carry 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 underground wildlife tunnels.
Volunteers tend to operate during the migration season, when toad crossings are more regular. However, this implies they can miss groups of young toads, which, having been eggs and then juveniles, leave their ponds over an irregular timetable in the end of summer. Because of their small stature – just a couple of cm wide – "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 mature amphibians are killed, their carcasses can be tallied.
Annual Work
Unlike many groups, a specific volunteer group, who are in their eighth year of operating, go out throughout the year – not nightly, but when weather are damp, or if a member has reported about a amphibian spotting in their messaging app. When I request to accompany them on duty, they admit it is "not ideal conditions" – toad hibernation season has begun and it's been a dry day – but several of the volunteers gamely agree to walk up and down their route with me and see what we can find. "If anyone can find any toads tonight, those two will find one," says the patrol manager, indicating her 14-year-old son and the experienced member. After for 120 minutes without a glimpse of any amphibians, and now they have scaled a barbed wire fence to inspect beneath some logs.
Family Participation
The family duo joined the patrol a while back. The youngster adores all things nature-related and has an goal to become a environmentalist, so his mother started to search for activities they could do jointly to protect local wildlife. Now she loves it as much as he does, the middle-aged entrepreneur tells me – so when the group was seeking a new manager recently, she volunteered for the role.
The teenager, too, has been instrumental in the organization. A clip he created, urging the municipal authority to close a road through a nature reserve during breeding time, influenced the outcome the group's way. After a year of campaigning, the authority agreed to an "restricted access" rule between evening and morning from February through to April. The majority of motorists duly avoided the route.
Additional Species and Difficulties
A few cars go past when I'm out on patrol and we discover some victims as a result – no toads, but several crushed salamanders. We see one live amphibian as well, and the youngster is especially excited to see a daddy longlegs, which dances in his hands. Yet in spite of the team's best efforts to show me a toad, the local population has clearly settled down for the winter. It seems that I couldn't have found any more luck anywhere else in the nation – all the rescue teams I contact explain that it's near-impossible at this season.
This team anticipates assisting around ten thousand mature toads over the street
A message I receive from another volunteer, who has kindly taken the trouble to check for toads in a famous site, considered the biggest tracked toad population in the UK, arrives in my inbox with the title: "None found." However, in February and March, he tells me, the group plans to assist around 10,000 mature amphibians across the road.
Impact and Limitations
What level of impact can these organizations actually make? "The fact that volunteers are performing this regularly on cold, damp and unpleasant late nights is quite extraordinary," notes an researcher. "This effort that very much deserves recognition." However, while toad patrols are able to slow the decline, they cannot prevent it entirely – partly since vehicles is not the only threat.
Other Dangers
The climate crisis has resulted in longer periods of dry weather, which cause the poor environment for some of the creatures that toads eat, such as worms and slugs, while higher water temperatures have caused an rise of toxic plants, which can be toxic to toads. Warmer cold seasons also lead toads to wake up from their hibernation more frequently, disrupting the energy conservation vital to their life cycle. Loss of environment – particularly the disappearance of large ponds – is an additional threat.
Experts are "often concerned about putting too much of a utilitarian spin on biodiversity," however "It's important in just having these animals around." But toads do have an important role in the ecosystem, consuming almost any invertebrates or small animals they can fit in their mouths and in turn sustaining a number of predators, such as hedgehogs and otters. Enhancing situations for toads – such as creating more ponds, protecting forests and constructing amphibian passages – "benefits for a whole bunch of additional wildlife."
Historical Importance
An additional motive to try to keep toads around is their "important cultural value," adds an expert. Legends and tales around toads go back {centuries|hundred